| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.096 | 21/7:02.016 |
| 2 | 4 | 23.307 | 20/7:14.003 |
| 3 | 3 | 19.702 | 20/7:00.007 |
| 4 | 3 | 19.904 | 21/7:15.797 |
| 5 | 3 | 19.208 | 21/7:09.311 |
| 6 | 3 | 25.398 | 20/7:05.383 |
| 7 | 3 | 20.693 | 20/7:03.737 |
| 8 | 3 | 18.966 | 21/7:19.094 |
| 9 | 3 | 20.844 | 21/7:18.942 |
| 10 | 3 | 19.052 | 21/7:15.057 |
| 11 | 3 | 18.880 | 21/7:11.055 |
| 12 | 3 | 19.431 | 21/7:09.591 |
| 13 | 3 | 20.287 | 21/7:09.317 |
| 14 | 3 | 18.811 | 21/7:06.868 |
| 15 | 3 | 18.727 | 21/7:04.628 |
| 16 | 3 | 23.819 | 21/7:09.351 |
| 17 | 3 | 20.504 | 21/7:09.424 |
| 18 | 3 | 19.161 | 21/7:07.921 |
| 19 | 3 | 22.973 | 21/7:10.790 |
| 20 | 3 | 19.060 | 21/7:09.264 |
| 21 | 3 | 20.832 | 21/7:09.655 |