| 1:11.69 | 2:26.10 | (1:14.41) | |
| 3:41.50 | (1:15.40) | 4:56.73 | (1:15.23) |
| 6:12.41 | (1:15.68) | 7:27.64 | (1:15.23) |
| 8:43.38 | (1:15.74) | 9:58.32 | (1:14.94) |
| 11:13.72 | (1:15.40) | 12:29.17 | (1:15.45) |
| 13:44.84 | (1:15.67) | 15:01.17 | (1:16.33) |
| 16:17.19 | (1:16.02) | 17:33.40 | (1:16.21) |
| 18:46.41 | (1:13.01) |