| 1:12.75 | 2:29.86 | (1:17.11) | |
| 3:48.50 | (1:18.64) | 5:07.87 | (1:19.37) |
| 6:27.94 | (1:20.07) | 7:48.31 | (1:20.37) |
| 9:08.75 | (1:20.44) | 10:30.22 | (1:21.47) |
| 11:52.02 | (1:21.80) | 13:13.99 | (1:21.97) |
| 14:35.68 | (1:21.69) | 15:57.04 | (1:21.36) |
| 17:16.93 | (1:19.89) | 18:35.37 | (1:18.44) |
| 19:51.70 | (1:16.33) |