KESISKorea Energy Statistical
Information System

1. The Economy and the Industry

The total export value posted a year-on-year decline of 1.5% in April, despite stronger performance of the semi-conductor and other industries, as the export value of marine vessels and iron & steel products declined due to a base effect.

The production index of mining and manufacturing industries was up 0.8%, led by the semi-conductors and basic chemical materials sectors, and the service industry production index was up 2.7%.

2. Energy Prices

Global oil price slid by 2.0% in June from the previous month after OPEC and non-OPEC oil producers agreed to start easing oil output cuts.

Global coal price jumped to over $100/ton in May, while natural gas price has been flat at $9/MMBTU.[1]

Gasoline and diesel prices increased by 1.8% and 2.2% respectively in June following the global oil price hike of the previous month.

The domestic prices of propane and butane rose by 1.0% and 2.0% respectively in June than a month earlier as a result of the global price increase.

City gas price for industrial use fell slightly in June, while the prices for residential and commercial use maintained the level of the previous month.

Heat energy price, which is linked to city gas price, has been flat for eight consecutive months since November 2017.

Electricity prices[2] for industrial and general use soared (in June) with the seasonal price adjustment, while the price for residential use remained unchanged from the previous month.

The unit prices of electricity for general and industrial use were almost flat in May compared to the prior month, while that of residential electricity declined.

3. Energy Supply

The total energy import volume went up by 13.1% year-on-year in April due to the increased import of major energy commodities.

4. Energy Consumption

Total Primary Energy Supply(“TPES”) posted a year-on-year growth of 4.8% in April, despite less use of nuclear energy, as coal, petroleum and gas use all increased.

Total Final Consumption (“TFC”) recorded a year-on-year growth of 5.1%, which is attributable to the increased industrial use of naphtha and bituminous coal as feedstock.

5. Coal

Coal consumption increased by 4.2% year-on-year in April, despite slower growth in the transformation sector, as the industrial coal consumption rebounded.

6. Petroleum

Petroleum consumption grew by 6.7% year-on-year in April, especially naphtha, LPG (industrial use) and jet oil.

7. Gas

Natural gas consumption maintained double digit growth in April, driven by surging demand from the power generation sector, affected by plunged baseload generation.

City gas consumption fell by 3.5% year-on-year (in April), largely due to a sharp fall in the buildings sector, although the industrial sector consumed more.

8. Electricity

Electricity consumption went up by 3.0% in April on a year-on-year basis, especially in the industrial sector, as the consumption rebounded in the primary metals business.

9. Nuclear energy

The total nuclear generation fell by 29.2% year-on-year in April following the temporary shutdown of 12 reactors for preventive maintenance.

10. Heat and Renewable energy

Heat energy consumption went up by 9.8% year-on-year in April due to increased heating degree days and the commissioning of a new combined heat & power(“CHP”) plant.

Renewable & other energy consumption grew by 12.9% (in April), despite decreased hydropower generation, as renewable generation and its share of TFC increased.

11. The Industrial Sector

Industrial energy consumption made a year-on-year increase of 7.5%, owing to the consumption recovery in the large energy consuming businesses.

12. The Transport Sector

Transport energy use went up by 2.4% year-on-year in April, backed by a rebound in the road transport sector, although the energy use declined in the navigation sector.

13. The Buildings Sector

Energy consumption in buildings grew by mere 0.1% year-on-year in April even with lower energy prices and increased heating degree days, because city gas use declined.

14. Transformation

The total energy input for power generation went up by 0.3% year-on-year in April, with coal and gas making the largest contributions.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

[2] The electricity prices by end-use sectors refer to the prices for residential use ([high voltage], the 2nd stage electricity prices), general use ([A], low voltage) and Industrial use ([B], high voltage B middle load).

1. The Economy and the Industry

Gross Domestic Product(“GDP”) rose by 3.0% in Q1 2018 on the back of increased private spending, although the investment has been slowing down.

The total export value increased by 6.0% year-on-year in March, despite sluggish results in the shipbuilding and automobile industries, as the semiconductor export hit an all-time high.

The production index of mining and manufacturing industries declined by 4.0% due to reduced production of cement and automobiles, while that of the service industry rose by 2.3%.

2. Energy Prices

Global oil price went up by 7.3% in May from the previous month, following the withdrawal of the U.S. from the nuclear agreement with Iran and the announcement of the resumed economic sanctions.

Global coal price soared to over $100/ton in May, while natural gas price has been stagnant at around $9/MMBTU.

The prices of gasoline and diesel increased by 1.9% and 2.3% respectively in May than a month earlier amid soaring global oil price.

The prices of propane and butane maintained the level of the previous month in May in line with stagnant global prices.

City gas price for industrial use slightly increased in May, while the prices for residential and commercial use were almost unchanged from the prior month.

Heat energy price, which is linked to city gas price, has been flat for seven months since Nov, 2017.

Electricity price[1] plunged in March with the seasonal price change for industrial and general use (winter to spring/autumn), and since then, the price has been stagnant.

The unit price of electricity for general and industrial use declined in April, while that of the residential use increased slightly.

3. Energy Supply

The total energy import value increased in March, led by petroleum products, bituminous coal and LNG, although the crude oil import declined.

4. Energy Consumption

Total Primary Energy Supply (“TPES”) declined by 1.8% year-on-year in March due to less use of petroleum and nuclear energy, although coal and gas were used more.

Total Final Consumption (“TFC”) started to decline by 2.7% year-on-year (in March), as the industrial and transport sectors consumed less energy, though the buildings sector consumed more.

5. Coal

Coal consumption made a year-on-year growth of 2.1%, despite a drop in TFC, as the transformation sector consumed more.

6. Petroleum

Petroleum consumption started to decline (-3.6%) in March, which is attributed to less use of naphtha, although LPG, bunker-C and jet oil consumption all increased.

7. Gas

Gas consumption maintained double digit growth rates in March despite decreased gas consumption for city gas production, as the consumption soared in the power generation sector.

City gas consumption was flat on a year-on-year basis, as an increase in the industrial sector was offset by a decrease in the buildings sector.

8. Electricity

Electricity consumption rose by mere 0.9% year-on-year in March, as the consumption growth in the buildings sector was offset by a decline in the industrial sector.

9. Nuclear energy

The total nuclear generation dropped by 29.8% in March on a year-on-year basis, because 13 out of 24 nuclear reactors were shut down for maintenance or other reasons.

10. Heat and Renewable energy

Heat energy consumption posted a year-on-year growth of 0.1% in March, affected by the commissioning of a new combined heat & power(“CHP”) plant.

Renewable & other energy consumption went up by 13.1%, as renewable generation and its share of TFC increased, although hydropower generation decreased.

11. The Industrial Sector

The industrial energy consumption declined by 4.5% year-on-year in March, which is attributed to the plunged naphtha consumption in the petrochemical industry.

12. The Transport Sector

Transport energy consumption has decreased for two consecutive months until March as a result of less energy use in the road transport and navigation sectors, although the aviation sector consumed more energy.

13. The Buildings Sector

Energy consumption in buildings increased by no more than 0.6% even though energy prices were lower, because the number of heating degree days decreased.

14. Transformation

The total energy input for power generation made a year-on-year growth of 0.6% in March, with coal and gas accounting for the majority of the growth.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1. The Economy and the Industry

The total export value rose by 3.3% year-on-year in February, despite fewer working days (-2.5), due to growing export demand for semi-conductors, petroleum products, Ships and etc.

The production index of mining and manufacturing industries declined by 6.4% due to decreased production of cement, iron & steel and automobiles, while the service production index increased by 1.9%.

2. Energy Prices

Global oil price went up by 7.4% in April from the previous month amid escalating geopolitical instability in the Middle East and possible U.S. economic sanctions against Iran.

Global coal price fell slightly to around $95/ton, and natural gas price has been hovering at $9/MMBTU.

Gasoline and diesel prices remained flat in April compared to the previous month in line with the stagnant global oil price.

Domestic prices of propane and butane fell by 2.2% and 3.3% respectively in April than a month ago, as a result of a sharp drop in global prices.

City gas price has been at the same level for six months, ever since it had plunged in November, 2017 after Korea Gas Corporation (“KOGAS”) completed the collection of receivables.

Heat energy price has been stagnant for six months as in the case of city gas.

Electricity price plunged in March with the seasonal price change from winter to spring/autumn, and the price maintained the level of the previous month in April,

The unit price of electricity for general, industrial and residential customers declined by 5.5%, 16.2% and 10.5% respectively in March from the previous month.

3. Energy Supply

The total energy import value made a year-on-year growth of 28.5% in February due to the bigger import volume of crude oil, petroleum products and LNG in addition to the price increase.

4. Energy Consumption

Total Primary Energy Supply (“TPES”) went up by 2.5% year-on-year in February, though the growth rate declined due to the slower growth of petroleum and gas consumption.

Total Final Consumption (“TFC”) posted a year-on-year growth of 3.2% (in February), influenced by increased production and temperature effect, though the growth was slower.

5. Coal

Coal consumption made a year-on-year growth of 10.8% in February, as the consumption has been continuously rising in the transformation sector and rebounded in the industrial sector.

6. Petroleum

Petroleum consumption rose by 0.5% in February, but the growth was slower, as the consumption declined in the transport sector and grew more slowly in the industrial and buildings sectors.

7. Gas

Gas consumption increased by 11.5% in February on a year-on-year basis, as the consumption in both of the power generation and gas production sectors sustained double digit growth.

City gas consumption posted a year-on-year growth of 8.5% on the back of enhanced price competitiveness compared to petroleum and because of cold wave.

8. Electricity

Electricity consumption rose by 5.2% year-on-year in February, as the consumption increased in the industrial and buildings sectors, influenced by growing export demand and temperature effect.

9. Nuclear energy

Nuclear generation declined by 29.0% year-on-year in February as a result of a surge in planned preventive maintenance and the shutdown of Wolsong unit1.

10. Heat and Renewable energy

Heat energy consumption went up by 15.0% year-on-year in February with a surge in the number of heating degree days amid prolonged cold spell.

Renewable & other energy consumption rose by 13.1%, despite reduced hydropower generation, as renewable generation and its share of TFC increased.

11. The Industrial Sector

Industrial energy consumption posted a year-on-year growth of 2.6% in February, driven by the petrochemical and fabricated metals industries.

12. The Transport Sector

Transport energy use declined by 3.5% year-on-year in February, as all of the transport sectors used less energy except rail transport.

13. The Buildings Sector

Energy consumption in buildings went up by 8.6% year-on-year in February, as cold wave continued through mid-February.

14. Transformation

The total energy input for power generation increased by 0.7% year-on-year in February, mainly coal and gas.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1. The Economy and the Industry

The total export value rose by 22.3% year-on-year in January, as the export value of semiconductors, petrochemical products and computer devices posted the highest January record ever.

The production index of mining & manufacturing industries went up by 4.3% (year-on-year in January) due to more work days and growing automobile export, and the production index of the service industry rose by 3.6%.

2. Energy Prices

The global oil price increased by 0.8% in March than a month earlier partly due to the lower crude inventory level and escalating geopolitical risks in the Middle East.

The coal price plunged to lower than $100/ton, and the natural gas price hovered around $9/MMBTU.

The prices of gasoline and diesel fell by 0.4% respectively in March compared to the previous month according to the global oil price decline in February.

The prices of propane and butane decreased by 2.0% and 3.2% respectively in March from the prior month in line with falling global prices.

The city gas price has been stagnant for five months since it had plunged after the collection of all accounts receivable by Korea Gas Corporation (“KOGAS”) in November, 2017.

The heat energy price has also been flat for five month, as in the case of city gas.

The electricity prices fell dramatically in March as the prices for industrial and general customers were adjusted for the spring/autumn season.

The unit price of electricity for general and industrial users dropped by 0.3% each in February from a month earlier, while the price for residential users rose by 1.0%.

3. Energy Supply

The import volume of crude oil and petroleum products increased in January on a year-on-year basis, while that of LNG and bituminous coal declined.

4. Energy Consumption

Total Primary Energy Supply (“TPES”) was up 6.7% year-on-year in January, posting the highest growth rate since February 2012 (8.9%).

Total Final Consumption (“TFC”) increased by 4.4% with faster consumption growth in the industrial and buildings sectors due to the increased production and lower temperatures.

5. Coal

Coal consumption increased by 6.2% year-on-year in January, led by the transformation sector, although the consumption declined in the industrial sector.

6. Petroleum

Petroleum consumption rebounded by 5.1% year-on-year in January, as most of the petroleum products were more consumed except LPG.

7. Gas

Gas consumption went up by 23.8% year-on-year in January, as the consumption dramatically increased in the power generation and city gas production sectors.

City gas consumption recorded a year-on-year growth of 14.9% (in January) due to the extremely cold weather and improved price competitiveness compared to petroleum.

8. Electricity

Electricity consumption went up by 7.0% year-on-year in January, as the consumption increased in both of the industrial and buildings sectors on growing export demand and lower temperatures.

9. Nuclear energy

Nuclear generation fell by 25.0% year-on-year in January because of the stronger safety regulation for nuclear power plants and the exclusion of Wolsong unit1 from installed capacity.

10. Heat and Renewable energy

Heat energy consumption recorded a year-on-year growth of 15.2% in January, as prolonged cold spell led to a rapid increase in the number of heating degree days.

Renewable & other energy consumption was up 13.1% on the back of increased renewable generation, and renewable’s share of TFC increased, although hydropower generation declined.

11. The Industrial Sector

Industrial energy consumption rose by 3.4% year-on-year in January, led by the petrochemical and fabricated metals industries.

12. The Transport Sector

Transport energy consumption rose by 7.8% year-on-year in January despite higher oil prices, partly due to the increased number of cars and cargo volume.

13. The Buildings Sector

Energy consumption in buildings posted a year-on-year growth of 12.3% in January, as the ongoing cold spell led to an increase in heating demand.

14. Transformation

The total energy input for power generation rose by 6.0% year-on-year in January because of the increased coal and gas generation, although nuclear generation declined.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1. The Economy and the Industry

Global domestic product (“GDP”) posted a year-on-year growth of 3.0% in the 4Q 2017, backed by decent growth in private spending and investment.

The total export value increased by 8.8% year-on-year in December, marking 14 consecutive months of growth, driven by growing export demand for semiconductors and petroleum & petrochemical products.

The production index of mining and manufacturing industries fell by 4.6% due to the output reduction in the cement production and automobile industries, while the production index of service industry rose by 1.1%.

2. Energy Prices

Global oil price went down by 4.2% in February from a month earlier due to the prospect of bigger crude oil output in the U.S., and a larger coal inventory.

Coal price fell slightly but is still over $100/ton, and natural gas price has been around $8/MMBTU.

Gasoline and diesel prices went up by 0.8% and 1.2% respectively in February on a year-on-year basis, influenced by the global oil price increase in the prior month

Domestic propane and butane prices were the same as the previous month in February in line with the global prices.

City gas price has been stagnant for four months after it had plunged following the collection of all accounts receivable by Korea Gas Corporation (“KOGAS”) in November, 2017.

Heat energy price has been also at the same level for the last four months.

Electricity prices for each end-use were stagnant in December, and the prices have been flat after the seasonal adjustment for industrial and general customers in November, 2017.

The unit prices of electricity for industrial and residential customers rose by 0.8% and 5.0% respectively in January, while general customers saw a 2.8% decline.

3. Energy Supply

The import of crude oil and LNG increased in December on a year-on-year basis, while that of petroleum products and bituminous coal declined.

4. Energy Consumption

Total Primary Energy Supply (“TPES”) increased by 4.3% year-on-year in December due to increased coal and gas consumption, although petroleum and nuclear energy consumption decreased.

Total Final Consumption (“TFC”) rose by 4.4% year-on-year in December, as the energy use grew faster in the industrial and buildings sectors due to increased production and lower temperatures.

5. Coal

Coal consumption posted a year-on-year growth of 7.5% in December, led by the industrial and power generation sectors.

6. Petroleum

Petroleum consumption fell by 1.0% year-on-year in December, as the industrial LPG consumption declined, and the transport sector saw faster decline as well.

7. Gas

Gas consumption went up by 24.0% year-on-year in December, due to dramatically increased gas use for power generation and city gas production.

City gas consumption was up 17.7% in December on a year-on-year basis, with the consumption posting double-digit growth in the buildings and industrial sectors.

8. Electricity

Electricity consumption increased by 5.2% year-on-year in December, led by the industrial and buildings sectors due to growing exports and weather conditions.

9. Nuclear energy

Nuclear generation declined by 17.3% year-on-year in December, as a sharp increase in preventive maintenance led to lower capacity factors at nuclear power plants.

10. Heat and Renewable energy

Heat energy consumption posted a year-on-year growth of 26.0% in December with much higher heating degree days due to a cold wave in winter.

Renewable & other energy consumption went up by 9.7% year-on-year in December because of increased renewable generation, and the renewable’s share of TFC also increased.

11. The Industrial Sector

Industrial energy consumption went up by 3.7% in December on a year-on-year basis, driven by growing export in the petrochemical and primary metals industries.

12. The Transport Sector

Transport energy use fell by 3.8% year-on-year in December partly due to increased oil price, decreased cargo volume and less traffic on highways.

13. The Buildings Sector

Energy consumption in buildings rose by 12.2% year-on-year in December, driven by increased heating demand during cold weather.

14. Transformation

Total energy input for power generation went up by 2.7% year-on-year in December due to the increased coal and gas-fired generation, although the nuclear and oil-based generation declined.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1. The Economy and the Industry

The total export value posted a year-on-year growth of 9.7% in November, led by the semi-conductor and petroleum & petrochemical product industries, although it plunged in the shipbuilding industry.

The production index of mining and manufacturing industries fell by 1.7% year-on-year in November due to lackluster outcomes in the cement and automobile industries, while the service industry production index rose by 4.1%.

2. Energy Prices

Global oil price increased by 8.3% in January compared to the previous month, affected by the political instability in Iran, a possible extension of oil output reduction and reduced crude inventory in the U.S.

Gasoline and diesel prices maintained the upward trend in January in line with the continuously rising global oil price.

Domestic prices of propane and butane were unchanged in January from a month earlier, as the global prices were flat compared to the previous month.

City gas price was the same as the previous month in January, as global city gas price has been staying at around $8/MMBTU.

Heat energy price was also the same as the previous month in January in line with the stagnant price of city gas.

Electricity prices for industrial and general users have been unchanged since the seasonal price adjustment from Autumn to Winter in November.

The unit price of electricity for general and residential consumers increased by 1.5% and 4.6% respectively in December than the previous month, while the price for industrial consumers decreased by 0.7%.

3. Energy Supply

The energy import value went up by 15.3% year-on-year in November due to the higher unit price, even though the import volume declined.

4.Energy Consumption

Total Primary Energy Supply(“TPES”) posted a year-on-year growth of 3.6% in November, backed by increased use of major energy sources.

Total Final Consumption (“TFC”) rose by 2.7% in November on a year-on-year basis and the growth rate of TFC also increased, led by the industrial and buildings sectors.

5. Coal

Coal consumption recorded a year-on-year growth of 6.4% in November, led by the power generation sector, although the industrial coal consumption fell slightly.

6. Petroleum

Petroleum consumption was up 0.6% year-on-year in November, though the growth rate declined due to the slower growth of industrial consumption.

7. Gas

Gas consumption went up by 2.8% in November on a year-on-year basis, owing to a dramatic increase in gas demand for city gas production, although the consumption declined in the power generation sector.

City gas consumption was up 7.8% year-on-year in November, because the consumption soared in the industrial sector and also increased in the buildings sector.

8. Electricity

Electricity consumption went up by 2.6% in November on a year-on-year basis, led by the buildings and industrial sectors.

9. Nuclear energy

Nuclear generation went up by 9.5% year-on-year in November partly because of increased installed capacity and a base effect.

10.Heat and Renewable energy

Heat energy consumption posted a year-on-year growth of 12.6% in November due to lower price and higher heating degree days.

Renewable & other energy consumption was up 9.4% in November on a year-on-year basis, as more power was generated from renewable sources, and its share of TFC also increased.

11. The Industrial Sector

Industrial energy consumption rose by 2.8% in November on a year-on-year basis, backed by dramatically increased coking coal use in the primary metals industry.

12. The Transport Sector

Transport energy use was almost flat compared to the same month last year, despite a drop in the road transport sector, because of an increase in the domestic navigation and aviation sectors.

13. The Buildings Sector

Energy consumption in buildings increased by 4.4% year-on-year in November due to the higher heating degree days and lower prices of heating energy.

14. Transformation

Total energy input for power generation posted a year-on-year growth of 4.3% in November, as coal and nuclear energy were consumed more, though gas was consumed less.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1.The Economy and the Industry

The total export value rose by 6.7% year-on-year in October with continuously robust export demand, although the growth was slower partly due to fewer working days

The production index of mining and manufacturing industries declined by 6.1% year-on-year in October, partly because of fewer working days, while the service production index fell by 0.3%

2. Energy Prices

Global oil price increased by 1.8% in December than a month earlier, influenced by the shutdown of oil pipelines in the North Sea, the smaller U.S. crude inventory and the explosion of oil pipelines in Libya

Gasoline and diesel prices maintained its upward trend in December on a year-on-year basis in line with steadily rising global oil prices

The prices of propane and butane were flat in December compared to the previous month in line with the stagnant global prices

City gas rates were stagnant in December compared to the previous month, when the rates plunged after Korea Gas Corporation (“KOGAS”) collected all accounts receivable

Heat energy rates for each end-use fell slightly in November and were flat in December

Electricity rates for each end-use were unchanged in December from the previous month, when the rates for the industrial and general use were adjusted for the winter season

Unit price of electricity for general, industrial and residential use rose by 14.0%, 25.0% and 4.5% respectively in November from a month earlier

3. Energy Supply

The total energy import value increased by 24.0% year-on-year in October due to expanded import of crude oil and bituminous coal in addition to the higher unit prices

4. Energy Consumption

Total Primary Energy Supply (“TPES”) rose by 1.7% year-on-year in October despite less use of gas, as coal, petroleum and nuclear energy were more used

Total Final Consumption recorded a year-on-year growth of 0.7% in October, led by the industrial and buildings sectors, although transport energy use declined

5. Coal

Coal consumption increased by 9.3% year-on-year in October, led by the power generation sector, while the industrial coal consumption decreased

6. Petroleum

Petroleum consumption made a year-on-year growth of 2.9% in October despite less consumption in the transport, buildings and transformation sectors, as the industrial sector consumed more.

7. Gas

Gas consumption decreased by 15.8% in October on a year-on-year basis, as gas-fired generation plunged because of increased baseload generation

City gas consumption rose by 0.7% year-on-year in October, led by the buildings sector, while the consumption fell slightly in the industrial sector

8. Electricity

Electricity consumption decreased by 0.5% year-on-year in October, as the industrial sector consumed less, though the buildings sector consumed more

9. Nuclear energy

Nuclear generation was up 3.9% year-on-year in October, supported by expanded installed capacity, although planned preventive maintenance increased

10. Heat and Renewable energy

Heat energy consumption posted a year-on-year rise of 3.8% in October despite the higher price and lower heating degree days

Renewable and other energy consumption rose by 9.8% in October on a year-on-year basis amid rapidly growing hydropower and renewable energy generation

11. The Industrial Sector

Industrial energy consumption made only a small year-on-year increase (1.0%) in October, even though the naphtha consumption rose dramatically in the petrochemical industry

12. The Transport Sector

Transport energy use declined by 0.3% year-on-year in October, as higher oil prices caused a decline in energy use for road transport and domestic navigation

13. The Buildings Sector

Energy use in buildings slightly increased (0.9%) in October on a year-on-year basis due to the slower consumption growth in the residential sector and a decline in the public sector

14. Transformation

Total energy input for power generation recorded a year-on-year growth of 2.8% in October despite less use of gas for power generation, because coal-fired and nuclear generation increased

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1.The Economy and the Industry

Gross Domestic Product (“GDP”) increased by 3.6% in 3Q on a year-on-year basis, backed by increased private spending and facility investment.

Total export value recorded a year-on-year growth of 35.0% in September, affected by higher unit prices and expanded export volume of major products in addition to the continuous boom in the semi-conductor industry.

The production index of mining and manufacturing industries increased by 8.5% year-on-year (in September), helped by bigger outputs of major exporting goods, and the service industry production index was up 5.3%.

2. Energy Prices

Global oil price went up by 9.5% in November than a month earlier, influenced by the extended oil output reduction period in oil producing countries, in addition to the escalating geopolitical instability in the Middle East.

The price of gasoline and diesel maintained its upward trend in November amid steadily rising global oil price.

The price of propane and butane went up by 3.7% and 5.2% respectively in November from a month earlier, affected by a surge in global prices.

City gas rates fell sharply in November from the previous month, as Korea Gas Corporation (“KOGAS”) collected all accounts receivable.

Heat energy rates for each end-use decreased by 1.4% respectively, affected by lower city gas rates.

As for November’s electricity rates by end-use sectors , the rates for industrial and general use rose dramatically from a month earlier after the rate was adjusted for winter.

Unit price of electricity for general, industrial and residential use declined by 8.5%, 4.6% and 8.4% respectively in October than the previous month.

3. Energy Supply

Energy import value jumped by 30.3% year-on-year in September, recording 11 consecutive months of growth, influenced by bigger import volume and higher oil & LNG prices.

4. Energy Consumption

Total Primary Energy Supply (“TPES”) rebounded by 4.9% in September on a year-on-year basis, led by coal and petroleum, although gas and nuclear energy were consumed less.

Total Final Consumption (“TFC”) rebounded by 1.7% (year-on-year in September), as energy consumption started to increase in the industrial & transport sectors and grew more rapidly in the buildings sector.

5. Coal

Coal consumption increased by 14.7% year-on-year in September along with over 30% growth in the power generation sector, although industrial coal consumption decreased.

6. Petroleum

Petroleum consumption rallied by 2.6% year-on-year in September, as the consumption started to increase in the industrial and transport sectors and grew faster in the buildings sector.

7. Gas

Gas consumption made a year-on-year decline of 4.9% in September because of a sharp decline in the power generation sector, although more gas was consumed for city gas production.

City gas consumption increased by 10.3% year-on-year in September, led by the industrial and buildings sectors.

8. Electricity

Electricity consumption increased by 2.7% year-on-year in September, led by the industrial sector, although the consumption declined in the buildings sector.

9. Nuclear energy

Nuclear generation declined by 2.8% in September on a year-on-year basis along with decreased capacity factor at nuclear power plants, though the pace of decline slowed down.

10. Heat and Renewable energy

Heat energy consumption rose by 20.9% year-on-year in September, mostly for residential and commercial use amid falling temperature.

Renewable & other energy consumption went up by 6.0% in September on a year-on-year basis, led by the power generation sector, although its share declined in TFC.

11. The Industrial Sector

Industrial energy consumption rose by 0.7% in September on a year-on-year basis, as increased number of work days led to more energy use in each industrial sector.

12. The Transport Sector

Transport energy use rose by 3.8% year-on-year in September even with higher oil price, as energy consumption rebounded in the road transport sector.

13. The Buildings Sector

Energy consumption in buildings rose by 2.8% in September on a year-on-year basis despite less use of electricity, as petroleum and city gas use increased because of lower temperature.

14. Transformation

Energy input for power generation increased by 11.1% year-on-year in September, boosted by increased coal consumption, although nuclear and gas consumption declined.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1.The Economy and the Industry

Total export value rose by 17.4% in August on a year-on-year basis partly due to increased unit price of major products, expanded export volume and base effect of the automobile industry

The production index of mining and manufacturing industries went up by 2.3% year-on-year in August, owing to bigger outputs of major exporting goods. Meanwhile, the service industry production index rose by 2.1%

2. Energy Prices

Global oil price went up by 3.6% year-on-year in October amid escalating geopolitical anxiety in the Middle East region and an expectation of prolonged oil output reduction in oil producing countries

Gasoline and diesel prices made a year-on-year increase of 1.7% and 1.9% respectively in October, reflecting the recent growth in global oil price

Propane and butane prices rose by 2.3% and 3.4% in October from the previous month amid soaring global prices.

City gas rates have been flat since April until October in line with the stagnant natural gas price, which is the raw material for city gas

Heat energy rates have been steady until October, after the rates for each end-use sector declined by 5.8% respectively in July through the fuel cost calculation

Electricity rates remained steady in October, after the rates were seasonally adjusted from summer to spring/autumn in September

Unit price of electricity for general, industrial and residential customers fell by 10.2%, 18.3% and 14.9% respectively in September on a year-on-year basis.

3. Energy Supply

Energy import value went up by 30.8% in August on a year-on-year basis due to expanded import volume and higher unit price, marking 10 consecutive months of growth

4. Energy Consumption

Total Primary Energy Supply (“TPES”) fell by 1.7% year-on-year in August due to less use of major energy sources except coal

Total Final Consumption was down 2.0% year-on-year in August, despite increased energy use in buildings, as the industrial and transport sectors consumed less energy

5. Coal

Coal consumption made a year-on-year growth of 7.8% in August due to a surge in coal-fired generation, although industrial coal consumption declined

6. Petroleum

Petroleum consumption declined by 3.6% year-on-year in August, owing to a slower consumption growth in the buildings sector and less consumption in other sectors

7. Gas

Gas consumption fell by 3.6% in August on a year-on-year basis because of a sharp decline in gas-fired generation, though gas was consumed more for city gas production

City gas consumption made a year-on-year increase of 2.6% in August, driven by the industrial and buildings sectors

8. Electricity

Electricity consumption increased by mere 2.1% year-on-year in August, despite a decent recovery in the industrial sector, as the consumption grew at slower pace in the buildings sector

9. Nuclear energy

Nuclear energy generation declined by 18.7% year-on-year in August, partly due to increased planned preventive maintenance

10. Heat and Renewable energy

Heat energy consumption rose by 25.7% year-on-year in August, even at higher price level, as the consumption surged in the residential and commercial sectors

Renewable and other energy consumption increased by 5.8% in August on a year-on-year basis, led by the power generation sector, although the consumption declined in the industrial sector

11. The Industrial Sector

Industrial energy consumption made a year-on-year decline of 1.7% in August, as the petrochemical industry consumed less energy

12. The Transport Sector

Transport energy use decreased by 5.4% year-on-year in August, as gasoline and diesel consumption plunged partly due to rising oil price

13. The Buildings Sector

Energy consumption in buildings increased by 1.4% year-on-year in August, mostly electricity for commercial and public use and LPG

14. Transformation

Energy input for power generation rose by mere 0.5% year-on-year in August, despite rapid growth in coal use, as nuclear and gas use declined

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources

1.The Economy and the Industry

The total export value rose by 19.5% in July on a year-on-year basis thanks to the steadily soaring export of semi-conductors and marine vessels along with the increased prices of major exporting goods.

The production index of mining and manufacturing industry was down 0.2% year-on-year (in July) due to weaker performance of the ICT and cement production industries, while the service industry production index was up 2.2%.

2. Energy Prices

Global oil price increased by 5.9% in September from the previous month on a prospect of demand increase and the extended period of oil output reduction by oil producing countries.

Gasoline and diesel prices went up by 1.9% and 2.1% in September from the previous month amid steadily growing global oil price.

Propane and butane prices rose by 2.0% and 3.5% respectively in September from the prior month along with soaring global prices.

City gas rates were flat in September compared to the previous month in line with the stagnant price of natural gas—the base material of city gas.

Heat energy rates for each end-user declined by 5.8% in July from a month earlier through the calculation of fuel cost and has been at the same level until September.

Electricity rates for industrial and general customers plunged in September after the rate was adjusted for spring/autumn season.

Unit price of electricity declined by 2.2% for general users but increased by 0.3% and 13.9% respectively for industrial and residential users in August compared to the previous month.

3. Energy Supply

Energy import value rose by 18.9% year-on-year in July due to expanding volume of export, marking nine consecutive months of increase.

4. Energy Consumption

Total Primary Energy Supply (“TPES”) grew by 4.9% year-on-year in July despite decreased use of nuclear energy, as petroleum, coal and gas were more used.

Total Final Consumption (“TFC”) recorded the highest growth rate for this year (6.9%) (in July) as all end-use sectors posted growth in TFC.

5. Coal

Coal consumption increased by 4.7% year-on-year in July, led by the power generation sector due to the commissioning of a new utility scale power plant.

6. Petroleum

Petroleum consumption made a year-on-year increase of 8.3% in July as the consumption increased in all end-use sectors except the transformation sector.

7. Gas

Gas consumption went up by 7.3% in July on a year-on-year basis despite lower consumption for city gas production, as the power generation sector posted over 10% growth in gas use.

City gas consumption made a year-on-year decline of 0.8% in July as the industrial and buildings sectors consumed less.

8. Electricity

Electricity consumption increased by 6.5% year-on-year in July, as the consumption grew rapidly in the industrial and buildings sectors due to increased export and temperature effect.

9. Nuclear energy

Nuclear generation fell by 9.9% year-on-year in July partly because of the increased planned preventive maintenance.

10. Heat and Renewable energy

Heat energy consumption went up by 11.2% in July on a year-on-year basis, despite a decline in the residential sector, as the consumption increased in the commercial and public sectors.

Renewable and other energy consumption increased by 7.7% year-on-year in July, the growth rate, however, declined due to plunged hydropower generation.

11. The Industrial Sector

Industrial energy use rose by 5.8% year-on-year in July, backed by large consumption growth in the fabricated metals and petrochemical industries.

12. The Transport Sector

Transport energy use rose by 9.3% year-on-year in July due to a surge in use of gasoline, diesel and jet oil.

13. The Buildings Sector

Energy consumption in buildings rose by 8.1% year-on-year in July, affected by growing cooling demand and soaring use of diesel and kerosene.

14. Transformation

Energy input for power generation recorded a year-on-year growth of 2.3% in July, despite decreased nuclear generation, as gas and coal-fired generation increased.

Appendix : Major indicators & statistics of energy demand and supply

Major Statistics & Indicators of the Economy

The Index of Production & Operating Ratio by Sectors

International Energy Prices

Total Primary Energy Supply (TPES) and Share of TPES by Sources

Total Final Consumption (TFC) and Share of the Total Final Consumption by Sources

Statistics on Energy Consumption and Share of the Total Final Consumption by Sources