| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.293 | 20/5:05.860 |
| 2 | 2 | 15.503 | 20/5:07.960 |
| 3 | 3 | 15.452 | 20/5:08.320 |
| 4 | 3 | 15.698 | 20/5:09.730 |
| 5 | 3 | 15.532 | 20/5:09.912 |
| 6 | 2 | 15.308 | 20/5:09.287 |
| 7 | 2 | 15.228 | 20/5:08.611 |
| 8 | 2 | 15.373 | 20/5:08.467 |
| 9 | 2 | 15.298 | 20/5:08.189 |
| 10 | 2 | 15.566 | 20/5:08.502 |
| 11 | 2 | 15.675 | 20/5:08.956 |
| 12 | 2 | 15.447 | 20/5:08.955 |
| 13 | 2 | 16.027 | 20/5:09.846 |
| 14 | 2 | 15.644 | 20/5:10.063 |
| 15 | 2 | 15.531 | 20/5:10.100 |
| 16 | 2 | 15.708 | 20/5:10.354 |
| 17 | 2 | 15.686 | 20/5:10.552 |
| 18 | 2 | 15.880 | 20/5:10.943 |
| 19 | 2 | 15.339 | 20/5:10.724 |
| 20 | 2 | 15.498 | 20/5:10.686 |