| 1:13.81 | 2:32.30 | (1:18.49) | |
| 3:51.83 | (1:19.53) | 5:12.47 | (1:20.64) |
| 6:33.74 | (1:21.27) | 7:55.32 | (1:21.58) |
| 9:16.52 | (1:21.20) | 10:38.14 | (1:21.62) |
| 11:59.00 | (1:20.86) | 13:20.55 | (1:21.55) |
| 14:42.11 | (1:21.56) | 16:03.75 | (1:21.64) |
| 17:26.16 | (1:22.41) | 18:48.64 | (1:22.48) |
| 20:10.25 | (1:21.61) |