| 47.94 | 47.52 | ||
| 1:14.56 | (27.04) | 2:33.65 | (1:19.09) |
| 3:53.25 | (1:19.60) | 5:11.95 | (1:18.70) |
| 6:31.46 | (1:19.51) | 7:51.11 | (1:19.65) |
| 9:10.76 | (1:19.65) | 10:31.59 | (1:20.83) |
| 11:51.54 | (1:19.95) | 13:11.71 | (1:20.17) |
| 14:31.28 | (1:19.57) | 15:50.72 | (1:19.44) |
| 17:10.71 | (1:19.99) | 18:30.58 | (1:19.87) |
| 19:47.47 | (1:16.89) |