| 1:11.84 | 2:32.01 | (1:20.17) | |
| 3:52.90 | (1:20.89) | 5:14.30 | (1:21.40) |
| 6:36.38 | (1:22.08) | 7:58.78 | (1:22.40) |
| 9:21.15 | (1:22.37) | 10:43.15 | (1:22.00) |
| 12:06.54 | (1:23.39) | 13:29.76 | (1:23.22) |
| 14:53.00 | (1:23.24) | 16:16.71 | (1:23.71) |
| 17:40.14 | (1:23.43) | 19:02.22 | (1:22.08) |
| 20:21.58 | (1:19.36) |