| 1:17.91 | 2:40.39 | (1:22.48) | |
| 4:03.01 | (1:22.62) | 5:25.28 | (1:22.27) |
| 6:45.79 | (1:20.51) | 8:07.30 | (1:21.51) |
| 9:28.46 | (1:21.16) | 10:50.21 | (1:21.75) |
| 12:10.88 | (1:20.67) | 13:31.91 | (1:21.03) |
| 14:52.19 | (1:20.28) | 16:13.01 | (1:20.82) |
| 17:32.77 | (1:19.76) | 18:52.15 | (1:19.38) |
| 20:07.49 | (1:15.34) |