| 1:10.55 | 2:27.52 | (1:16.97) | |
| 3:44.74 | (1:17.22) | 5:02.80 | (1:18.06) |
| 6:21.16 | (1:18.36) | 7:40.17 | (1:19.01) |
| 8:59.42 | (1:19.25) | 10:20.64 | (1:21.22) |
| 11:42.98 | (1:22.34) | 13:05.44 | (1:22.46) |
| 14:28.98 | (1:23.54) | 15:53.32 | (1:24.34) |
| 17:17.30 | (1:23.98) | 18:39.95 | (1:22.65) |
| 20:01.09 | (1:21.14) |