| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 22.306 | N/A |
| 2 | 1 | 20.521 | 21/7:12.726 |
| 3 | 1 | 21.613 | 20/7:02.579 |
| 4 | 1 | 20.026 | 21/7:16.706 |
| 5 | 1 | 20.370 | 21/7:14.956 |
| 6 | 1 | 21.266 | 21/7:17.049 |
| 7 | 1 | 20.277 | 21/7:15.882 |
| 8 | 1 | 20.578 | 21/7:15.594 |
| 9 | 1 | 20.499 | 21/7:15.181 |
| 10 | 1 | 19.942 | 21/7:13.621 |
| 11 | 1 | 21.130 | 21/7:14.075 |
| 12 | 1 | 20.195 | 21/7:13.973 |
| 13 | 1 | 20.533 | 21/7:13.889 |
| 14 | 1 | 20.481 | 21/7:13.738 |
| 15 | 1 | 20.503 | 21/7:13.640 |
| 16 | 2 | 23.818 | 21/7:17.975 |
| 17 | 2 | 19.791 | 21/7:16.734 |
| 18 | 2 | 19.849 | 21/7:15.708 |
| 19 | 2 | 20.463 | 21/7:15.478 |
| 20 | 2 | 25.309 | 21/7:20.373 |
| 21 | 2 | 28.775 | 21/7:28.245 |