| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.597 | 21/6:09.537 |
| 2 | 2 | 16.977 | 21/6:03.027 |
| 3 | 2 | 17.819 | 21/6:06.751 |
| 4 | 2 | 17.095 | 21/6:04.812 |
| 5 | 2 | 19.609 | 21/6:14.207 |
| 6 | 2 | 18.153 | 21/6:15.375 |
| 7 | 2 | 17.681 | 21/6:14.793 |
| 8 | 2 | 17.566 | 21/6:14.055 |
| 9 | 2 | 17.105 | 21/6:12.405 |
| 10 | 3 | 20.239 | 21/6:17.666 |
| 11 | 4 | 20.210 | 20/6:03.729 |
| 12 | 4 | 17.612 | 20/6:02.772 |
| 13 | 4 | 16.885 | 20/6:00.843 |
| 14 | 4 | 19.319 | 20/6:02.667 |
| 15 | 4 | 17.602 | 20/6:01.959 |
| 16 | 4 | 17.966 | 20/6:01.794 |
| 17 | 4 | 22.660 | 20/6:07.171 |
| 18 | 4 | 17.105 | 20/6:05.778 |
| 19 | 4 | 22.665 | 20/6:10.384 |
| 20 | 4 | 22.401 | 20/6:14.266 |