| 2:23.47 | 4:53.49 | (2:30.02) | |
| 7:23.51 | (2:30.02) | 9:54.30 | (2:30.79) |
| 12:22.00 | (2:27.70) | 14:50.86 | (2:28.86) |
| 17:22.13 | (2:31.27) | 19:53.58 | (2:31.45) |
| 22:26.66 | (2:33.08) | 24:57.62 | (2:30.96) |
| 27:25.06 | (2:27.44) | 29:55.73 | (2:30.67) |
| 32:26.97 | (2:31.24) | 34:59.78 | (2:32.81) |
| 37:18.88 | (2:19.10) |