| 1:14.99 | 2:36.88 | (1:21.89) | |
| 3:59.50 | (1:22.62) | 5:22.75 | (1:23.25) |
| 6:46.41 | (1:23.66) | 8:09.89 | (1:23.48) |
| 9:33.84 | (1:23.95) | 10:57.53 | (1:23.69) |
| 12:20.73 | (1:23.20) | 13:45.14 | (1:24.41) |
| 15:10.63 | (1:25.49) | 16:36.50 | (1:25.87) |
| 18:03.25 | (1:26.75) | 19:27.50 | (1:24.25) |
| 20:51.50 | (1:24.00) |