| 1:10.78 | 2:22.73 | (1:11.95) | |
| 3:34.38 | (1:11.65) | 4:45.39 | (1:11.01) |
| 5:56.46 | (1:11.07) | 7:07.49 | (1:11.03) |
| 8:19.60 | (1:12.11) | 9:32.32 | (1:12.72) |
| 10:45.33 | (1:13.01) | 11:58.41 | (1:13.08) |
| 13:11.30 | (1:12.89) | 14:24.90 | (1:13.60) |
| 15:39.23 | (1:14.33) | 16:53.18 | (1:13.95) |
| 18:07.49 | (1:14.31) |