| 1:11.92 | 2:28.22 | (1:16.30) | |
| 3:43.89 | (1:15.67) | 4:58.72 | (1:14.83) |
| 6:15.20 | (1:16.48) | 7:31.41 | (1:16.21) |
| 8:48.00 | (1:16.59) | 10:06.37 | (1:18.37) |
| 11:25.06 | (1:18.69) | 12:44.03 | (1:18.97) |
| 14:03.15 | (1:19.12) | 15:22.45 | (1:19.30) |
| 16:42.03 | (1:19.58) | 18:01.72 | (1:19.69) |
| 19:20.54 | (1:18.82) |