| 1:14.79 | 2:32.15 | (1:17.36) | |
| 3:51.69 | (1:19.54) | 5:11.28 | (1:19.59) |
| 6:31.63 | (1:20.35) | 7:51.66 | (1:20.03) |
| 9:12.11 | (1:20.45) | 10:31.61 | (1:19.50) |
| 11:52.52 | (1:20.91) | 13:13.62 | (1:21.10) |
| 14:36.34 | (1:22.72) | 15:58.22 | (1:21.88) |
| 17:21.27 | (1:23.05) | 18:44.48 | (1:23.21) |
| 20:06.73 | (1:22.25) |