| 1:14.33 | 2:32.81 | (1:18.48) | |
| 3:52.63 | (1:19.82) | 5:12.23 | (1:19.60) |
| 6:32.74 | (1:20.51) | 7:53.28 | (1:20.54) |
| 9:14.31 | (1:21.03) | 10:35.43 | (1:21.12) |
| 11:57.15 | (1:21.72) | 13:18.37 | (1:21.22) |
| 14:40.01 | (1:21.64) | 16:01.70 | (1:21.69) |
| 17:23.48 | (1:21.78) | 18:45.35 | (1:21.87) |
| 20:05.74 | (1:20.39) |