| 1:07.57 | 2:24.34 | (1:16.77) | |
| 3:36.13 | (1:11.79) | 4:55.06 | (1:18.93) |
| 6:12.39 | (1:17.33) | 7:32.85 | (1:20.46) |
| 8:48.35 | (1:15.50) | 10:10.64 | (1:22.29) |
| 11:29.33 | (1:18.69) | 12:53.13 | (1:23.80) |
| 14:13.17 | (1:20.04) | 15:37.55 | (1:24.38) |
| 16:56.85 | (1:19.30) | 18:17.37 | (1:20.52) |
| 0. 0 | 20:48.78 |