| 1:22.91 | 2:49.61 | (1:26.70) | |
| 4:15.21 | (1:25.60) | 5:40.49 | (1:25.28) |
| 7:04.77 | (1:24.28) | 8:29.63 | (1:24.86) |
| 9:54.19 | (1:24.56) | 11:17.64 | (1:23.45) |
| 12:41.29 | (1:23.65) | 14:05.11 | (1:23.82) |
| 15:27.80 | (1:22.69) | 16:49.33 | (1:21.53) |
| 18:11.21 | (1:21.88) | 19:33.61 | (1:22.40) |
| 20:53.63 | (1:20.02) |