| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 28.246 | N/A |
| 2 | 4 | 20.864 | 20/7:04.662 |
| 3 | 4 | 23.002 | 19/7:03.004 |
| 4 | 4 | 21.355 | 20/7:21.312 |
| 5 | 4 | 21.088 | 20/7:18.213 |
| 6 | 4 | 20.623 | 20/7:14.587 |
| 7 | 4 | 20.637 | 20/7:12.214 |
| 8 | 4 | 21.339 | 20/7:12.424 |
| 9 | 3 | 20.639 | 20/7:10.920 |
| 10 | 3 | 20.252 | 20/7:08.932 |
| 11 | 3 | 20.326 | 20/7:07.483 |
| 12 | 3 | 20.601 | 20/7:06.772 |
| 13 | 3 | 20.524 | 20/7:06.058 |
| 14 | 3 | 21.236 | 20/7:06.494 |
| 15 | 3 | 21.346 | 20/7:07.018 |
| 16 | 3 | 20.935 | 20/7:06.950 |
| 17 | 3 | 21.634 | 20/7:07.722 |
| 18 | 4 | 30.280 | 20/7:18.065 |
| 19 | 4 | 23.278 | 20/7:19.869 |
| 20 | 4 | 21.368 | 20/7:19.573 |