年份 | 乌东德 | 白鹤滩 | 溪洛渡 | 向家坝 | 三峡 | 梯级合计 |
1954 | 2.86 (11.74%) | 18.31 (24.41%) | 7.21 (15.50%) | 0.94 (10.41%) | 119.39 (53.90%) | 148.71 (39.50%) |
1968 | 0.50 (2.05%) | 4.55 (6.07%) | 2.26 (4.86%) | 0.24 (2.66%) | 46.56 (21.02%) | 54.11 (14.38%) |
1981 | 0.41 (1.68%) | 4.32 (5.76%) | 2.29 (4.92%) | 0.23 (2.55%) | 45.31 (20.46%) | 52.56 (13.96%) |
1982 | 0.70 (2.86%) | 5.53 (7.37%) | 2.36 (5.07%) | 0.24 (2.64%) | 48.34 (21.82%) | 57.16 (15.18%) |
1998 | 0.91 (3.75%) | 7.29 (9.72%) | 3.87 (8.33%) | 0.75 (8.28%) | 65.01 (29.35%) | 77.83 (20.68%) |