| 1:14.84 | 2:33.84 | (1:19.00) | |
| 3:53.63 | (1:19.79) | 5:14.72 | (1:21.09) |
| 6:35.08 | (1:20.36) | 7:56.11 | (1:21.03) |
| 9:16.26 | (1:20.15) | 10:38.34 | (1:22.08) |
| 12:00.09 | (1:21.75) | 13:20.66 | (1:20.57) |
| 14:41.66 | (1:21.00) | 16:01.95 | (1:20.29) |
| 17:22.92 | (1:20.97) | 18:43.23 | (1:20.31) |
| 20:01.79 | (1:18.56) |