| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.478 | 22/7:08.516 |
| 2 | 2 | 20.474 | 22/7:19.472 |
| 3 | 4 | 20.064 | 21/7:00.112 |
| 4 | 3 | 19.265 | 22/7:16.046 |
| 5 | 4 | 21.127 | 21/7:01.714 |
| 6 | 3 | 20.373 | 21/7:02.734 |
| 7 | 2 | 19.800 | 21/7:01.743 |
| 8 | 2 | 20.283 | 21/7:02.268 |
| 9 | 3 | 21.114 | 21/7:04.615 |
| 10 | 3 | 19.844 | 21/7:03.826 |
| 11 | 3 | 19.407 | 21/7:02.346 |
| 12 | 3 | 24.782 | 21/7:10.519 |
| 13 | 3 | 21.060 | 21/7:11.422 |
| 14 | 3 | 20.106 | 21/7:10.766 |
| 15 | 3 | 24.490 | 21/7:16.334 |
| 16 | 3 | 20.167 | 21/7:15.532 |
| 17 | 3 | 19.957 | 21/7:14.565 |
| 18 | 3 | 20.659 | 21/7:14.525 |
| 19 | 3 | 22.073 | 21/7:16.052 |
| 20 | 3 | 25.648 | 20/7:00.171 |