| 1:14.17 | 2:32.70 | (1:18.53) | |
| 3:52.33 | (1:19.63) | 5:13.05 | (1:20.72) |
| 6:33.47 | (1:20.42) | 7:54.43 | (1:20.96) |
| 9:15.19 | (1:20.76) | 10:36.76 | (1:21.57) |
| 11:58.07 | (1:21.31) | 13:20.46 | (1:22.39) |
| 14:41.95 | (1:21.49) | 16:03.70 | (1:21.75) |
| 17:25.10 | (1:21.40) | 18:46.48 | (1:21.38) |
| 20:04.93 | (1:18.45) |