| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.231 | 20/5:04.620 |
| 2 | 2 | 17.718 | 19/5:13.015 |
| 3 | 2 | 15.624 | 19/5:07.629 |
| 4 | 1 | 15.026 | 19/5:02.095 |
| 5 | 2 | 15.390 | 19/5:00.158 |
| 6 | 1 | 15.120 | 20/5:13.697 |
| 7 | 1 | 15.533 | 20/5:13.263 |
| 8 | 1 | 15.034 | 20/5:11.690 |
| 9 | 1 | 15.438 | 20/5:11.364 |
| 10 | 1 | 15.341 | 20/5:10.910 |
| 11 | 1 | 15.402 | 20/5:10.649 |
| 12 | 1 | 15.312 | 20/5:10.282 |
| 13 | 2 | 16.665 | 20/5:12.052 |
| 14 | 2 | 15.839 | 20/5:12.390 |
| 15 | 2 | 15.967 | 20/5:12.853 |
| 16 | 2 | 15.337 | 20/5:12.471 |
| 17 | 2 | 15.323 | 20/5:12.118 |
| 18 | 2 | 16.431 | 20/5:13.034 |
| 19 | 2 | 15.826 | 20/5:13.218 |
| 20 | 2 | 18.910 | 20/5:16.467 |