| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.443 | 21/6:06.303 |
| 2 | 2 | 17.149 | 21/6:03.216 |
| 3 | 1 | 17.031 | 21/6:01.361 |
| 4 | 1 | 17.536 | 21/6:03.085 |
| 5 | 1 | 17.254 | 21/6:02.935 |
| 6 | 1 | 17.560 | 21/6:03.905 |
| 7 | 1 | 17.346 | 21/6:03.957 |
| 8 | 1 | 16.779 | 21/6:02.507 |
| 9 | 1 | 18.424 | 21/6:05.218 |
| 10 | 1 | 17.784 | 21/6:06.043 |
| 11 | 1 | 17.945 | 21/6:07.025 |
| 12 | 2 | 19.486 | 21/6:10.540 |
| 13 | 2 | 17.939 | 21/6:11.015 |
| 14 | 1 | 19.338 | 21/6:13.521 |
| 15 | 2 | 18.208 | 21/6:14.111 |
| 16 | 2 | 17.633 | 21/6:13.872 |
| 17 | 2 | 17.576 | 21/6:13.591 |
| 18 | 2 | 17.120 | 21/6:12.809 |
| 19 | 2 | 16.998 | 21/6:11.975 |
| 20 | 2 | 16.739 | 21/6:10.952 |
| 21 | 2 | 17.264 | 21/6:10.552 |