| 1:14.91 | 2:34.33 | (1:19.42) | |
| 3:53.40 | (1:19.07) | 5:12.65 | (1:19.25) |
| 6:31.89 | (1:19.24) | 7:53.25 | (1:21.36) |
| 9:15.05 | (1:21.80) | 10:36.74 | (1:21.69) |
| 11:58.81 | (1:22.07) | 13:21.42 | (1:22.61) |
| 14:42.70 | (1:21.28) | 16:03.45 | (1:20.75) |
| 17:23.58 | (1:20.13) | 18:43.61 | (1:20.03) |
| 20:01.11 | (1:17.50) |