| 1:13.69 | 2:33.34 | (1:19.65) | |
| 3:54.23 | (1:20.89) | 5:15.77 | (1:21.54) |
| 6:38.70 | (1:22.93) | 8:02.41 | (1:23.71) |
| 9:26.54 | (1:24.13) | 10:50.25 | (1:23.71) |
| 12:12.64 | (1:22.39) | 13:33.95 | (1:21.31) |
| 14:54.74 | (1:20.79) | 16:16.64 | (1:21.90) |
| 17:38.86 | (1:22.22) | 19:00.46 | (1:21.60) |
| 20:20.71 | (1:20.25) |