| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 16.836 | 18/5:03.048 |
| 2 | 1 | 17.173 | 18/5:06.081 |
| 3 | 2 | 17.999 | 18/5:12.048 |
| 4 | 1 | 17.056 | 18/5:10.788 |
| 5 | 1 | 16.664 | 18/5:08.621 |
| 6 | 1 | 16.522 | 18/5:06.750 |
| 7 | 1 | 18.765 | 18/5:11.181 |
| 8 | 1 | 16.965 | 18/5:10.455 |
| 9 | 1 | 17.868 | 18/5:11.696 |
| 10 | 1 | 18.214 | 18/5:13.312 |
| 11 | 1 | 16.813 | 18/5:12.341 |
| 12 | 1 | 19.038 | 18/5:14.869 |
| 13 | 1 | 17.055 | 18/5:14.263 |
| 14 | 1 | 16.946 | 18/5:13.604 |
| 15 | 1 | 16.721 | 18/5:12.762 |
| 16 | 1 | 19.396 | 18/5:15.035 |
| 17 | 1 | 17.192 | 18/5:14.707 |
| 18 | 2 | 19.196 | 18/5:16.419 |