| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.780 | 21/6:13.380 |
| 2 | 2 | 17.179 | 21/6:07.070 |
| 3 | 3 | 20.559 | 20/6:10.120 |
| 4 | 3 | 18.007 | 20/6:07.625 |
| 5 | 2 | 17.944 | 20/6:05.876 |
| 6 | 2 | 17.862 | 20/6:04.437 |
| 7 | 2 | 17.281 | 20/6:01.749 |
| 8 | 2 | 17.400 | 20/6:00.030 |
| 9 | 2 | 17.504 | 21/6:16.871 |
| 10 | 2 | 18.147 | 21/6:17.292 |
| 11 | 2 | 17.365 | 21/6:16.144 |
| 12 | 2 | 18.166 | 21/6:16.589 |
| 13 | 2 | 17.999 | 21/6:16.696 |
| 14 | 2 | 17.257 | 21/6:15.675 |
| 15 | 2 | 19.189 | 21/6:17.495 |
| 16 | 2 | 17.059 | 21/6:16.291 |
| 17 | 2 | 17.910 | 21/6:16.280 |
| 18 | 2 | 17.708 | 21/6:16.035 |
| 19 | 2 | 17.933 | 21/6:16.065 |
| 20 | 2 | 27.469 | 20/6:07.718 |