| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.218 | 20/6:04.360 |
| 2 | 2 | 17.379 | 21/6:13.769 |
| 3 | 2 | 17.305 | 21/6:10.314 |
| 4 | 2 | 18.151 | 21/6:13.028 |
| 5 | 2 | 17.438 | 21/6:11.662 |
| 6 | 2 | 17.286 | 21/6:10.219 |
| 7 | 2 | 17.662 | 21/6:10.317 |
| 8 | 2 | 17.848 | 21/6:10.878 |
| 9 | 2 | 18.396 | 21/6:12.594 |
| 10 | 2 | 17.969 | 21/6:13.069 |
| 11 | 2 | 17.668 | 21/6:12.884 |
| 12 | 2 | 17.626 | 21/6:12.656 |
| 13 | 2 | 18.290 | 21/6:13.535 |
| 14 | 3 | 17.703 | 21/6:13.409 |
| 15 | 2 | 17.240 | 21/6:12.651 |
| 16 | 2 | 17.516 | 21/6:12.350 |
| 17 | 2 | 17.769 | 21/6:12.397 |
| 18 | 3 | 18.661 | 21/6:13.479 |
| 19 | 3 | 18.701 | 21/6:14.492 |
| 20 | 2 | 17.970 | 21/6:14.636 |
| 21 | 2 | 18.007 | 21/6:14.803 |