| 1:13.71 | 2:32.26 | (1:18.55) | |
| 3:51.81 | (1:19.55) | 5:11.47 | (1:19.66) |
| 6:31.50 | (1:20.03) | 7:51.94 | (1:20.44) |
| 9:11.34 | (1:19.40) | 10:31.37 | (1:20.03) |
| 11:51.75 | (1:20.38) | 13:12.15 | (1:20.40) |
| 14:32.92 | (1:20.77) | 15:54.29 | (1:21.37) |
| 17:15.81 | (1:21.52) | 18:37.26 | (1:21.45) |
| 19:55.70 | (1:18.44) |