| 1:17.15 | 2:38.04 | (1:20.89) | |
| 3:58.64 | (1:20.60) | 5:19.39 | (1:20.75) |
| 6:40.34 | (1:20.95) | 8:01.18 | (1:20.84) |
| 9:21.55 | (1:20.37) | 10:42.80 | (1:21.25) |
| 12:03.91 | (1:21.11) | 13:25.15 | (1:21.24) |
| 14:46.20 | (1:21.05) | 16:07.35 | (1:21.15) |
| 17:28.49 | (1:21.14) | 18:49.45 | (1:20.96) |
| 20:08.50 | (1:19.05) |