| 0. 0 | 0. 0 | ||
| 1:13.34 | 2:32.18 | (1:18.84) | |
| 3:51.49 | (1:19.31) | 5:10.70 | (1:19.21) |
| 6:31.43 | (1:20.73) | 7:52.65 | (1:21.22) |
| 9:12.89 | (1:20.24) | 10:34.28 | (1:21.39) |
| 11:54.82 | (1:20.54) | 13:16.23 | (1:21.41) |
| 14:37.15 | (1:20.92) | 15:58.83 | (1:21.68) |
| 17:20.70 | (1:21.87) | 18:42.10 | (1:21.40) |
| 20:01.32 | (1:19.22) |