| 1:12.58 | 2:30.40 | (1:17.82) | |
| 3:49.61 | (1:19.21) | 5:08.85 | (1:19.24) |
| 6:28.71 | (1:19.86) | 7:50.16 | (1:21.45) |
| 9:10.84 | (1:20.68) | 10:32.03 | (1:21.19) |
| 11:53.67 | (1:21.64) | 13:15.43 | (1:21.76) |
| 14:36.91 | (1:21.48) | 15:59.24 | (1:22.33) |
| 17:22.37 | (1:23.13) | 18:44.04 | (1:21.67) |
| 20:03.73 | (1:19.69) |