| 1:08.81 | 2:21.29 | (1:12.48) | |
| 3:34.79 | (1:13.50) | 4:48.04 | (1:13.25) |
| 6:01.68 | (1:13.64) | 7:15.57 | (1:13.89) |
| 8:29.78 | (1:14.21) | 9:44.38 | (1:14.60) |
| 10:59.42 | (1:15.04) | 12:14.54 | (1:15.12) |
| 13:30.01 | (1:15.47) | 14:45.66 | (1:15.65) |
| 16:01.64 | (1:15.98) | 17:17.80 | (1:16.16) |
| 18:34.60 | (1:16.80) |