| 1:21.91 | 2:45.38 | (1:23.47) | |
| 4:08.94 | (1:23.56) | 5:32.31 | (1:23.37) |
| 6:56.06 | (1:23.75) | 8:18.03 | (1:21.97) |
| 9:40.67 | (1:22.64) | 11:03.07 | (1:22.40) |
| 12:23.85 | (1:20.78) | 13:43.79 | (1:19.94) |
| 15:01.97 | (1:18.18) | 16:20.16 | (1:18.19) |
| 17:38.32 | (1:18.16) | 18:56.49 | (1:18.17) |
| 20:15.10 | (1:18.61) |