| 1:11.94 | 2:30.32 | (1:18.38) | |
| 3:49.37 | (1:19.05) | 5:09.18 | (1:19.81) |
| 6:31.16 | (1:21.98) | 7:52.54 | (1:21.38) |
| 9:14.12 | (1:21.58) | 10:34.36 | (1:20.24) |
| 11:55.86 | (1:21.50) | 13:16.61 | (1:20.75) |
| 14:37.79 | (1:21.18) | 15:57.56 | (1:19.77) |
| 17:19.69 | (1:22.13) | 18:40.41 | (1:20.72) |
| 20:00.39 | (1:19.98) |