| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.956 | 21/6:17.076 |
| 2 | 1 | 17.409 | 21/6:11.332 |
| 3 | 1 | 18.344 | 21/6:15.963 |
| 4 | 1 | 17.698 | 21/6:14.887 |
| 5 | 1 | 18.072 | 21/6:15.812 |
| 6 | 1 | 17.813 | 21/6:15.522 |
| 7 | 1 | 19.700 | 20/6:02.834 |
| 8 | 1 | 17.675 | 20/6:01.668 |
| 9 | 1 | 17.658 | 20/6:00.722 |
| 10 | 1 | 18.018 | 20/6:00.686 |
| 11 | 1 | 18.052 | 20/6:00.718 |
| 12 | 1 | 18.470 | 20/6:01.442 |
| 13 | 1 | 18.010 | 20/6:01.346 |
| 14 | 1 | 17.930 | 20/6:01.150 |
| 15 | 1 | 17.309 | 20/6:00.152 |
| 16 | 1 | 18.369 | 20/6:00.604 |
| 17 | 1 | 17.894 | 20/6:00.444 |
| 18 | 1 | 17.958 | 20/6:00.372 |
| 19 | 1 | 17.647 | 21/6:17.980 |
| 20 | 1 | 18.079 | 20/6:00.061 |