South Africa vs USSR: Annual percentage change in primary energy from hydropower
South Africa
67.0%
in 2025
USSR
12.5%
in 1984
South Africa rank
1st
USSR rank
15th
Annual percentage change in primary energy from hydropower over time
- South Africa
- USSR
How they compare
South Africa currently reports 67.0% against 12.5% in USSR, a difference of 54.5%.
That makes South Africa's figure about 5.3 times USSR's.
The two have swapped places 4 times across 19 shared years of data; in 1966 it was USSR ahead.
South Africa ranks 1st and USSR ranks 15th of 71 countries.
Across the 3 decades both report, South Africa averaged higher in 1 and USSR in 2.
Head to head by decade
| Decade | South Africa | USSR | Difference | Ahead |
|---|---|---|---|---|
| 1960s | -12.7% | 9.3% | 22.0% | USSR |
| 1970s | 107.3% | 6.3% | 101.0% | South Africa |
| 1980s | -6.5% | 3.6% | 10.1% | USSR |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from hydropower, South Africa or USSR?
- South Africa, at 67.0% against 12.5% in USSR as of 2025.
- What is the difference in annual percentage change in primary energy from hydropower between South Africa and USSR?
- 54.5%, with South Africa ahead.
- How many years of comparable data are there for South Africa and USSR?
- 19 years are reported by both, from 1966 to 1984.
- How do South Africa and USSR rank globally for annual percentage change in primary energy from hydropower?
- South Africa ranks 1st and USSR ranks 15th of 71 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual percentage change in primary energy from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage change in total energy supply relative to the previous year.