WITH 30GW of new capacity installed during 2012, global cumulative hydropower capacity jumped to 1127GW by the year-end, providing an estimated 3524TWh of electricity generation annually.
Thus, this technology is still by far the one with the highest cumulated installed capacity among renewable energy sources.
| Cumulated installed capacity 2012 (GW) | Newly installed capacity 2012 (GW) | Estimated electricity generation 2012 (TWh/year) | |
| Europe | 276 | 0.9 | 745 |
| North and Central America | 189 | 2.0 | 664 |
| South America | 133 | 1.9 | 611 |
| West and Central Asia | 155 | 5.3 | 589 |
| East Asia and Oceania (including China) | 355 | 19.1 | 1,065 |
| Africa | 19 | 0.4 | 74 |
| World total | 1,127 |
29.6 |
3,524 |
| Largest National Market | China 241 | China 15.9 |
|