| 0. 0 | 0. 0 | ||
| 37.50 | 1:18.14 | (40.64) | |
| 1:59.61 | (41.47) | 2:41.18 | (41.57) |
| 4:05.24 | (1:24.06) | 5:29.72 | (1:24.48) |
| 6:53.32 | (1:23.60) | 8:17.24 | (1:23.92) |
| 9:41.01 | (1:23.77) | 11:04.71 | (1:23.70) |
| 12:28.79 | (1:24.08) | 13:52.79 | (1:24.00) |
| 15:17.11 | (1:24.32) | 16:41.65 | (1:24.54) |
| 20:50.72 | (4:09.07) |