| 1:11.91 | 2:29.69 | (1:17.78) | |
| 3:48.86 | (1:19.17) | 5:10.38 | (1:21.52) |
| 6:33.38 | (1:23.00) | 7:53.77 | (1:20.39) |
| 9:13.59 | (1:19.82) | 10:33.22 | (1:19.63) |
| 11:52.39 | (1:19.17) | 13:12.30 | (1:19.91) |
| 14:32.54 | (1:20.24) | 15:53.92 | (1:21.38) |
| 17:16.65 | (1:22.73) | 18:39.74 | (1:23.09) |
| 20:01.49 | (1:21.75) |