| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.803 | 19/6:16.257 |
| 2 | 2 | 18.095 | 19/6:00.031 |
| 3 | 2 | 18.114 | 20/6:13.413 |
| 4 | 1 | 17.805 | 20/6:09.085 |
| 5 | 1 | 18.807 | 20/6:10.496 |
| 6 | 1 | 18.275 | 20/6:09.663 |
| 7 | 1 | 18.944 | 20/6:10.980 |
| 8 | 1 | 18.099 | 20/6:09.855 |
| 9 | 1 | 22.349 | 20/6:18.424 |
| 10 | 1 | 18.437 | 20/6:17.456 |
| 11 | 1 | 18.817 | 20/6:17.355 |
| 12 | 1 | 18.651 | 20/6:16.993 |
| 13 | 1 | 18.711 | 20/6:16.780 |
| 14 | 1 | 18.877 | 20/6:16.834 |
| 15 | 1 | 18.045 | 20/6:15.772 |
| 16 | 1 | 18.487 | 20/6:15.395 |
| 17 | 1 | 18.237 | 20/6:14.768 |
| 18 | 1 | 18.780 | 20/6:14.814 |
| 19 | 1 | 18.350 | 20/6:14.403 |
| 20 | 1 | 18.659 | 20/6:14.342 |