| 1:14.48 | 2:33.80 | (1:19.32) | |
| 3:53.20 | (1:19.40) | 5:13.58 | (1:20.38) |
| 6:34.45 | (1:20.87) | 7:55.29 | (1:20.84) |
| 9:16.69 | (1:21.40) | 10:37.35 | (1:20.66) |
| 11:58.39 | (1:21.04) | 13:18.93 | (1:20.54) |
| 14:40.64 | (1:21.71) | 16:02.04 | (1:21.40) |
| 17:23.38 | (1:21.34) | 18:44.45 | (1:21.07) |
| 20:01.87 | (1:17.42) |