| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.681 | N/A |
| 2 | 2 | 17.696 | 21/6:13.601 |
| 3 | 3 | 20.078 | 20/6:18.534 |
| 4 | 3 | 18.488 | 20/6:16.007 |
| 5 | 3 | 18.836 | 20/6:16.396 |
| 6 | 3 | 18.373 | 20/6:14.870 |
| 7 | 3 | 18.446 | 20/6:14.084 |
| 8 | 3 | 18.243 | 20/6:12.972 |
| 9 | 3 | 18.362 | 20/6:12.420 |
| 10 | 3 | 18.414 | 20/6:12.101 |
| 11 | 3 | 18.953 | 20/6:12.870 |
| 12 | 3 | 18.545 | 20/6:12.794 |
| 13 | 3 | 18.424 | 20/6:12.539 |
| 14 | 3 | 18.485 | 20/6:12.413 |
| 15 | 3 | 18.516 | 20/6:12.346 |
| 16 | 3 | 20.893 | 20/6:15.300 |
| 17 | 3 | 18.629 | 20/6:15.195 |
| 18 | 3 | 19.503 | 20/6:16.080 |
| 19 | 4 | 18.401 | 20/6:15.704 |
| 20 | 4 | 18.378 | 20/6:15.344 |