| 1:10.58 | 2:26.56 | (1:15.98) | |
| 3:43.26 | (1:16.70) | 5:01.69 | (1:18.43) |
| 6:20.51 | (1:18.82) | 7:39.59 | (1:19.08) |
| 8:59.35 | (1:19.76) | 10:19.17 | (1:19.82) |
| 11:38.86 | (1:19.69) | 12:58.61 | (1:19.75) |
| 14:18.33 | (1:19.72) | 15:38.98 | (1:20.65) |
| 16:59.09 | (1:20.11) | 18:19.49 | (1:20.40) |
| 19:37.58 | (1:18.09) |