| 1:12.66 | 2:32.30 | (1:19.64) | |
| 3:52.36 | (1:20.06) | 5:12.97 | (1:20.61) |
| 6:32.86 | (1:19.89) | 7:52.89 | (1:20.03) |
| 9:13.41 | (1:20.52) | 10:34.27 | (1:20.86) |
| 11:55.65 | (1:21.38) | 13:16.59 | (1:20.94) |
| 14:38.34 | (1:21.75) | 16:00.27 | (1:21.93) |
| 17:22.32 | (1:22.05) | 18:43.49 | (1:21.17) |
| 20:03.40 | (1:19.91) |