| 1:15.87 | 2:36.72 | (1:20.85) | |
| 3:57.89 | (1:21.17) | 5:18.58 | (1:20.69) |
| 6:39.28 | (1:20.70) | 7:59.06 | (1:19.78) |
| 9:18.68 | (1:19.62) | 10:38.46 | (1:19.78) |
| 11:58.55 | (1:20.09) | 13:18.98 | (1:20.43) |
| 14:39.79 | (1:20.81) | 16:00.48 | (1:20.69) |
| 17:22.40 | (1:21.92) | 18:43.53 | (1:21.13) |
| 20:00.72 | (1:17.19) |