| 1:16.97 | 2:37.67 | (1:20.70) | |
| 3:58.55 | (1:20.88) | 5:19.40 | (1:20.85) |
| 6:41.00 | (1:21.60) | 8:02.06 | (1:21.06) |
| 9:23.13 | (1:21.07) | 10:45.07 | (1:21.94) |
| 12:06.29 | (1:21.22) | 13:28.17 | (1:21.88) |
| 14:49.60 | (1:21.43) | 16:11.64 | (1:22.04) |
| 17:32.65 | (1:21.01) | 18:53.72 | (1:21.07) |
| 20:11.66 | (1:17.94) |