| 1:12.68 | 2:31.64 | (1:18.96) | |
| 3:50.69 | (1:19.05) | 5:10.87 | (1:20.18) |
| 6:30.74 | (1:19.87) | 7:50.54 | (1:19.80) |
| 9:11.91 | (1:21.37) | 10:33.76 | (1:21.85) |
| 11:55.73 | (1:21.97) | 13:18.32 | (1:22.59) |
| 14:40.81 | (1:22.49) | 16:03.49 | (1:22.68) |
| 17:26.52 | (1:23.03) | 18:49.79 | (1:23.27) |
| 20:11.01 | (1:21.22) |