| 1:14.48 | 2:34.16 | (1:19.68) | |
| 3:54.83 | (1:20.67) | 5:15.15 | (1:20.32) |
| 6:35.85 | (1:20.70) | 7:57.59 | (1:21.74) |
| 9:18.66 | (1:21.07) | 10:40.12 | (1:21.46) |
| 12:01.80 | (1:21.68) | 13:24.21 | (1:22.41) |
| 13:42.78 | (18.57) | 16:08.43 | (2:25.65) |
| 17:29.56 | (1:21.13) | 18:51.23 | (1:21.67) |
| 20:10.97 | (1:19.74) |