| 1:08.91 | 2:22.82 | (1:13.91) | |
| 3:35.96 | (1:13.14) | 4:49.78 | (1:13.82) |
| 6:03.29 | (1:13.51) | 7:16.53 | (1:13.24) |
| 8:30.42 | (1:13.89) | 9:43.93 | (1:13.51) |
| 10:57.67 | (1:13.74) | 12:11.58 | (1:13.91) |
| 13:25.22 | (1:13.64) | 14:39.32 | (1:14.10) |
| 15:53.07 | (1:13.75) | 17:06.07 | (1:13.00) |
| 18:17.50 | (1:11.43) |