| 1:13.70 | 2:32.33 | (1:18.63) | |
| 3:51.59 | (1:19.26) | 5:10.70 | (1:19.11) |
| 6:30.01 | (1:19.31) | 7:50.57 | (1:20.56) |
| 9:10.45 | (1:19.88) | 10:30.49 | (1:20.04) |
| 11:54.60 | (1:24.11) | 13:17.46 | (1:22.86) |
| 14:41.83 | (1:24.37) | 16:04.56 | (1:22.73) |
| 17:27.38 | (1:22.82) | 18:49.32 | (1:21.94) |
| 20:06.31 | (1:16.99) |