| 1:14.39 | 2:32.66 | (1:18.27) | |
| 3:52.04 | (1:19.38) | 5:11.18 | (1:19.14) |
| 6:32.50 | (1:21.32) | 7:53.37 | (1:20.87) |
| 9:15.22 | (1:21.85) | 10:37.16 | (1:21.94) |
| 11:59.28 | (1:22.12) | 13:21.22 | (1:21.94) |
| 14:42.67 | (1:21.45) | 16:04.72 | (1:22.05) |
| 17:26.80 | (1:22.08) | 18:47.80 | (1:21.00) |
| 20:06.74 | (1:18.94) |