| 1:08.80 | 2:21.60 | (1:12.80) | |
| 3:34.77 | (1:13.17) | 4:48.12 | (1:13.35) |
| 6:01.54 | (1:13.42) | 7:15.18 | (1:13.64) |
| 8:28.96 | (1:13.78) | 9:43.13 | (1:14.17) |
| 10:57.65 | (1:14.52) | 12:12.84 | (1:15.19) |
| 13:27.87 | (1:15.03) | 14:42.97 | (1:15.10) |
| 15:57.69 | (1:14.72) | 17:11.72 | (1:14.03) |
| 18:25.05 | (1:13.33) |