| 1:12.62 | 2:31.18 | (1:18.56) | |
| 3:51.40 | (1:20.22) | 5:10.83 | (1:19.43) |
| 6:31.02 | (1:20.19) | 7:52.15 | (1:21.13) |
| 9:13.32 | (1:21.17) | 10:34.09 | (1:20.77) |
| 11:55.44 | (1:21.35) | 13:16.48 | (1:21.04) |
| 14:37.70 | (1:21.22) | 15:58.65 | (1:20.95) |
| 17:20.10 | (1:21.45) | 18:42.10 | (1:22.00) |
| 20:01.89 | (1:19.79) |