| 1:12.57 | 2:30.42 | (1:17.85) | |
| 3:48.33 | (1:17.91) | 5:08.04 | (1:19.71) |
| 6:28.46 | (1:20.42) | 7:49.44 | (1:20.98) |
| 9:10.50 | (1:21.06) | 10:31.85 | (1:21.35) |
| 11:53.02 | (1:21.17) | 13:14.04 | (1:21.02) |
| 14:36.05 | (1:22.01) | 15:58.20 | (1:22.15) |
| 17:20.00 | (1:21.80) | 18:41.25 | (1:21.25) |
| 20:01.84 | (1:20.59) |