| 1:14.50 | 2:34.19 | (1:19.69) | |
| 3:53.75 | (1:19.56) | 5:13.76 | (1:20.01) |
| 6:33.69 | (1:19.93) | 7:54.00 | (1:20.31) |
| 9:14.40 | (1:20.40) | 10:35.49 | (1:21.09) |
| 11:56.52 | (1:21.03) | 13:17.74 | (1:21.22) |
| 14:39.73 | (1:21.99) | 16:01.34 | (1:21.61) |
| 17:22.98 | (1:21.64) | 18:44.47 | (1:21.49) |
| 20:05.05 | (1:20.58) |