Annual percentage change in primary energy from hydropower by country

Percentage change in total energy supply relative to the previous year.

Countries reporting
68
Highest
67.0%
South Africa
Lowest
-65.4%
Denmark
Median
-4.5%
Years covered
60
1966–2025
Data points
4,007

What the numbers show

Annual percentage change in primary energy from hydropower is currently reported for 68 countries. The highest value is 67.0% in South Africa; the lowest is -65.4% in Denmark.

The median across all reporting countries is -4.5%, and the mean is -5.2%.

Over the past decade 26 countries rose and 40 fell. The largest increase was in Colombia (up 18,716.4%), and the largest decrease in Argentina (down 6,158.8%).

Annual percentage change in primary energy from hydropower: full country ranking

#Country LatestYear 10-year changeTrend
1 South Africa 67.0% 2025 up 213.0% volatile
2 Taiwan 30.7% 2025 up 769.8% volatile
3 Morocco 25.6% 2025 up 69.6% volatile
4 Colombia 25.0% 2025 up 18,716.4% volatile
5 Ecuador 24.4% 2025 up 70.5% volatile
6 Philippines 23.9% 2025 up 563.1% volatile
7 Estonia 23.2% 2025 volatile
8 Belarus 22.0% 2025 up 365.6% volatile
9 Mexico 21.8% 2025 up 206.4% volatile
10 Thailand 18.5% 2025 up 174.4% volatile
11 Indonesia 16.7% 2025 up 278.4% volatile
12 Sri Lanka 16.2% 2025 down 47.8% volatile
13 Vietnam 14.8% 2025 up 252.0% volatile
14 India 13.8% 2025 up 446.3% volatile
15 Peru 6.1% 2025 down 7.8% volatile
16 Hungary 6.0% 2025 up 127.0% volatile
17 Sweden 5.9% 2025 down 67.5% volatile
18 Norway 4.0% 2025 up 196.1% volatile
19 Malaysia 2.7% 2025 down 33.1% volatile
20 Pakistan 2.5% 2025 up 101.0% volatile
21 China 2.1% 2025 down 59.8% volatile
22 New Zealand 2.0% 2025 up 127.8% volatile
23 United States 2.0% 2025 up 154.1% volatile
24 Canada 0.5% 2025 up 662.5% volatile
25 Portugal -0.1% 2025 up 99.7% volatile
26 Bulgaria -0.2% 2025 down 100.7% volatile
27 Venezuela -0.3% 2025 up 96.1% volatile
28 Ukraine -0.3% 2025 up 99.2% volatile
29 Turkmenistan -0.3% 2025 volatile
30 Spain -1.9% 2025 up 93.1% volatile
31 Azerbaijan -2.4% 2025 down 109.4% volatile
32 Iceland -3.3% 2025 down 146.6% volatile
33 Greece -3.6% 2025 down 109.9% volatile
34 Egypt -4.0% 2025 down 663.2% volatile
35 Russia -5.0% 2025 down 61.4% volatile
36 Australia -5.4% 2025 down 98.5% volatile
37 Brazil -5.7% 2025 down 54.5% volatile
38 Japan -6.6% 2025 down 232.5% volatile
39 North Macedonia -7.2% 2025 down 113.1% volatile
40 Kazakhstan -7.5% 2025 down 161.5% volatile
41 Latvia -7.8% 2025 down 23.5% volatile
42 Bangladesh -11.3% 2025 down 119.2% volatile
43 South Korea -11.5% 2025 up 47.7% volatile
44 Israel -11.9% 2025 down 112.9% volatile
45 United Kingdom -12.2% 2025 down 276.1% volatile
46 Finland -13.0% 2025 down 151.5% volatile
47 Romania -14.5% 2025 down 42.2% volatile
48 Argentina -15.3% 2025 down 6,158.8% volatile
49 Croatia -18.0% 2025 up 38.0% volatile
50 France -18.2% 2025 down 37.9% volatile
51 Austria -19.5% 2025 down 107.5% volatile
52 Italy -22.0% 2025 up 0.8% volatile
53 Uzbekistan -23.0% 2025 down 765.4% volatile
54 Chile -23.3% 2025 down 1,029.9% volatile
55 Turkey -23.3% 2025 down 135.7% volatile
56 Germany -24.8% 2025 down 696.5% volatile
57 Slovenia -25.2% 2025 up 32.9% volatile
58 Switzerland -25.9% 2025 down 4,533.4% volatile
59 Lithuania -26.0% 2025 down 112.8% volatile
60 Poland -27.8% 2025 down 73.0% volatile
61 Algeria -29.3% 2025 down 17.9% volatile
62 Iraq -29.4% 2025 down 188.7% volatile
63 Belgium -32.0% 2025 down 456.9% volatile
64 Netherlands -33.2% 2025 down 93.6% volatile
65 Iran -36.6% 2025 down 324.5% volatile
66 Slovakia -38.7% 2025 down 375.2% volatile
67 Czechia -40.1% 2025 down 569.2% volatile
68 Denmark -65.4% 2025 down 437.3% volatile

Regions and income groups

Aggregates are excluded from the country ranking above so that a region can never outrank a country.

About this data

Indicator
Annual percentage change in primary energy from hydropower
Unit
%
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
73 places, 4,007 data points, 1966–2025
Last refreshed

Percentage change in total energy supply relative to the previous year.