| 1:15.07 | 2:34.46 | (1:19.39) | |
| 3:55.00 | (1:20.54) | 5:14.90 | (1:19.90) |
| 6:35.89 | (1:20.99) | 7:56.39 | (1:20.50) |
| 9:16.95 | (1:20.56) | 10:38.18 | (1:21.23) |
| 11:59.81 | (1:21.63) | 13:21.14 | (1:21.33) |
| 14:41.88 | (1:20.74) | 16:03.39 | (1:21.51) |
| 17:25.24 | (1:21.85) | 18:46.37 | (1:21.13) |
| 20:05.47 | (1:19.10) |