| 1:18.91 | 2:40.00 | (1:21.09) | |
| 4:00.77 | (1:20.77) | 5:21.11 | (1:20.34) |
| 6:42.01 | (1:20.90) | 8:02.59 | (1:20.58) |
| 9:23.24 | (1:20.65) | 10:44.57 | (1:21.33) |
| 12:05.79 | (1:21.22) | 13:26.56 | (1:20.77) |
| 14:47.55 | (1:20.99) | 16:08.62 | (1:21.07) |
| 17:29.56 | (1:20.94) | 18:49.81 | (1:20.25) |
| 20:08.00 | (1:18.19) |