| 1:14.53 | 2:33.05 | (1:18.52) | |
| 3:52.97 | (1:19.92) | 5:12.42 | (1:19.45) |
| 6:32.53 | (1:20.11) | 7:53.19 | (1:20.66) |
| 9:14.28 | (1:21.09) | 10:36.15 | (1:21.87) |
| 11:57.92 | (1:21.77) | 13:19.41 | (1:21.49) |
| 14:40.91 | (1:21.50) | 16:02.30 | (1:21.39) |
| 17:23.93 | (1:21.63) | 18:44.07 | (1:20.14) |
| 20:01.15 | (1:17.08) |