| 1:13.27 | 2:30.74 | (1:17.47) | |
| 3:49.16 | (1:18.42) | 5:08.04 | (1:18.88) |
| 6:27.30 | (1:19.26) | 7:46.79 | (1:19.49) |
| 9:07.63 | (1:20.84) | 10:29.63 | (1:22.00) |
| 11:51.06 | (1:21.43) | 13:13.16 | (1:22.10) |
| 14:35.79 | (1:22.63) | 15:58.41 | (1:22.62) |
| 17:21.01 | (1:22.60) | 18:42.71 | (1:21.70) |
| 20:05.02 | (1:22.31) |