| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.407 | 20/6:08.140 |
| 2 | 2 | 17.656 | 20/6:00.630 |
| 3 | 3 | 19.043 | 20/6:07.373 |
| 4 | 2 | 17.781 | 20/6:04.435 |
| 5 | 2 | 17.803 | 20/6:02.760 |
| 6 | 2 | 17.245 | 21/6:17.772 |
| 7 | 2 | 23.566 | 20/6:15.717 |
| 8 | 2 | 17.626 | 20/6:12.817 |
| 9 | 2 | 18.910 | 20/6:13.416 |
| 10 | 2 | 17.566 | 20/6:11.206 |
| 11 | 2 | 17.625 | 20/6:09.505 |
| 12 | 2 | 17.521 | 20/6:07.915 |
| 13 | 2 | 16.917 | 20/6:05.640 |
| 14 | 2 | 18.194 | 20/6:05.514 |
| 15 | 2 | 16.997 | 20/6:03.809 |
| 16 | 2 | 16.966 | 20/6:02.279 |
| 17 | 2 | 19.140 | 20/6:03.486 |
| 18 | 2 | 17.167 | 20/6:02.367 |
| 19 | 2 | 18.534 | 20/6:02.804 |
| 20 | 2 | 18.204 | 20/6:02.868 |