| 1:10.87 | 2:25.87 | (1:15.00) | |
| 3:41.10 | (1:15.23) | 4:57.23 | (1:16.13) |
| 6:13.16 | (1:15.93) | 7:29.40 | (1:16.24) |
| 8:45.15 | (1:15.75) | 10:00.48 | (1:15.33) |
| 11:16.40 | (1:15.92) | 12:32.29 | (1:15.89) |
| 13:47.72 | (1:15.43) | 15:03.02 | (1:15.30) |
| 16:17.66 | (1:14.64) | 17:32.62 | (1:14.96) |
| 18:46.05 | (1:13.43) |