What is primary energy use by source in CIS (EI)?

Primary energy use by source in CIS (EI) was 1,521 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.

What is the highest primary energy use by source recorded in CIS (EI)?

The highest recorded value was 4,049 terawatt-hours in 1979.

What is the lowest primary energy use by source recorded in CIS (EI)?

The lowest recorded value was 1,353 terawatt-hours in 2020.

How does CIS (EI) rank for primary energy use by source?

CIS (EI) ranks 3rd out of 3 groups with data for 2025.

Is primary energy use by source rising or falling in CIS (EI)?

Over the last ten years it is up 6.0%. The long-run trend across the full record is falling.

Where does this CIS (EI) data come from?

The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy use by source. Statizoid updates them automatically from the source API.

Primary energy use by source in CIS (EI)

Name: Primary energy use by source in CIS (EI)
Creator: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
License: CC BY 4.0 (Our World in Data)

CIS (EI): Primary energy use by source was 1,521 terawatt-hours in 2025. ▼ Falling

Latest (2025)

1,521 terawatt-hours

Change on year

down 0.7%

Rank

3rd

of 3 groups

All-time high

4,049 terawatt-hours

in 1979

All-time low

1,353 terawatt-hours

in 2020

Years of data

1965–2025

Primary energy use by source in CIS (EI), 1965–2025

Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

CIS (EI) recorded 1,521 terawatt-hours for primary energy use by source in 2025.

Compared with earlier readings it is down 0.7% on the previous year and up 6.0% over ten years.

Over the whole period, primary energy use by source in CIS (EI) peaked at 4,049 terawatt-hours in 1979 and was at its lowest, 1,353 terawatt-hours, in 2020.

The long-run direction has been consistently falling across the 61 years of available data.

Averages by decade

Decade	Average	Lowest	Highest	Years
1960s	3,594 terawatt-hours	3,459 terawatt-hours	3,678 terawatt-hours	5
1970s	3,891 terawatt-hours	3,630 terawatt-hours	4,049 terawatt-hours	10
1980s	3,434 terawatt-hours	2,854 terawatt-hours	3,970 terawatt-hours	10
1990s	1,930 terawatt-hours	1,438 terawatt-hours	2,673 terawatt-hours	10
2000s	1,493 terawatt-hours	1,440 terawatt-hours	1,595 terawatt-hours	10
2010s	1,494 terawatt-hours	1,433 terawatt-hours	1,622 terawatt-hours	10
2020s	1,481 terawatt-hours	1,353 terawatt-hours	1,562 terawatt-hours	6

Countries ranked near CIS (EI)

1 China 25,622 terawatt-hours compare
2 India 6,409 terawatt-hours compare
3 United States 2,425 terawatt-hours compare
4 Indonesia 1,432 terawatt-hours compare
5 Japan 1,211 terawatt-hours compare
6 South Africa 1,013 terawatt-hours compare

See the full ranking of 81 places →

More energy & mining data for CIS (EI)

Gas production 7,984 terawatt-hours (2025)
Fossil fuel production by fuel 7,984 terawatt-hours (2025)
Share of electricity generation from fossil fuels 66.0% (2025)
Primary energy from fossil fuels, nuclear, and renewables 6.4% (2025)
Gas consumption 6,153 terawatt-hours (2025)
Fossil fuel consumption by fuel 6,153 terawatt-hours (2025)
Electricity generation from nuclear 238.54 terawatt-hours (2025)
Share of primary energy from nuclear 6.4% (2025)
Coal production 3,191 terawatt-hours (2025)
Annual change in primary energy use 44.06 terawatt-hours (2025)

All data for CIS (EI) →

Frequently asked questions

What is primary energy use by source in CIS (EI)?: Primary energy use by source in CIS (EI) was 1,521 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
What is the highest primary energy use by source recorded in CIS (EI)?: The highest recorded value was 4,049 terawatt-hours in 1979.
What is the lowest primary energy use by source recorded in CIS (EI)?: The lowest recorded value was 1,353 terawatt-hours in 2020.
How does CIS (EI) rank for primary energy use by source?: CIS (EI) ranks 3rd out of 3 groups with data for 2025.
Is primary energy use by source rising or falling in CIS (EI)?: Over the last ten years it is up 6.0%. The long-run trend across the full record is falling.
Where does this CIS (EI) data come from?: The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy use by source. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Primary energy use by source
Unit: terawatt-hours
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 81 places, 4,378 data points, 1965–2025
Last refreshed: 07 August 2026

Measured in terawatt-hours of total energy supply.