| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 15.144 | 20/5:02.880 |
| 2 | 3 | 15.299 | 20/5:04.430 |
| 3 | 4 | 15.038 | 20/5:03.207 |
| 4 | 3 | 15.255 | 20/5:03.680 |
| 5 | 2 | 15.409 | 20/5:04.580 |
| 6 | 2 | 15.919 | 20/5:06.880 |
| 7 | 2 | 15.373 | 20/5:06.963 |
| 8 | 2 | 15.294 | 20/5:06.827 |
| 9 | 2 | 15.321 | 20/5:06.782 |
| 10 | 3 | 15.912 | 20/5:07.928 |
| 11 | 3 | 16.911 | 20/5:10.682 |
| 12 | 2 | 15.152 | 20/5:10.045 |
| 13 | 2 | 16.245 | 20/5:11.188 |
| 14 | 2 | 15.192 | 20/5:10.663 |
| 15 | 2 | 15.318 | 20/5:10.376 |
| 16 | 2 | 15.048 | 20/5:09.788 |
| 17 | 2 | 15.198 | 20/5:09.445 |
| 18 | 2 | 15.104 | 20/5:09.036 |
| 19 | 2 | 17.324 | 20/5:11.006 |
| 20 | 2 | 17.011 | 20/5:12.467 |