| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 22.464 | N/A |
| 2 | 5 | 18.251 | 20/6:09.233 |
| 3 | 3 | 17.993 | 20/6:06.782 |
| 4 | 3 | 18.718 | 20/6:10.556 |
| 5 | 3 | 18.097 | 20/6:09.494 |
| 6 | 4 | 19.048 | 20/6:12.470 |
| 7 | 4 | 18.153 | 20/6:11.620 |
| 8 | 3 | 18.124 | 20/6:10.934 |
| 9 | 3 | 18.264 | 20/6:10.753 |
| 10 | 3 | 18.649 | 20/6:11.424 |
| 11 | 3 | 18.978 | 20/6:12.586 |
| 12 | 3 | 18.507 | 20/6:12.723 |
| 13 | 3 | 19.177 | 20/6:13.899 |
| 14 | 3 | 18.580 | 20/6:14.021 |
| 15 | 3 | 18.275 | 20/6:13.711 |
| 16 | 3 | 19.038 | 20/6:14.409 |
| 17 | 3 | 18.681 | 20/6:14.596 |
| 18 | 3 | 19.293 | 20/6:15.446 |
| 19 | 3 | 21.637 | 20/6:18.674 |
| 20 | 3 | 18.813 | 20/6:18.740 |