| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.307 | 19/6:06.833 |
| 2 | 3 | 18.752 | 19/6:01.560 |
| 3 | 3 | 18.808 | 19/6:00.158 |
| 4 | 3 | 18.521 | 20/6:16.940 |
| 5 | 3 | 18.600 | 20/6:15.952 |
| 6 | 3 | 18.563 | 20/6:15.170 |
| 7 | 3 | 19.035 | 20/6:15.960 |
| 8 | 3 | 18.426 | 20/6:15.030 |
| 9 | 3 | 18.327 | 20/6:14.087 |
| 10 | 3 | 18.370 | 20/6:13.418 |
| 11 | 2 | 18.504 | 20/6:13.115 |
| 12 | 2 | 18.586 | 20/6:12.998 |
| 13 | 2 | 18.259 | 20/6:12.397 |
| 14 | 2 | 18.257 | 20/6:11.879 |
| 15 | 2 | 18.181 | 20/6:11.328 |
| 16 | 2 | 17.954 | 20/6:10.563 |
| 17 | 1 | 19.572 | 20/6:11.791 |
| 18 | 1 | 19.199 | 20/6:12.468 |
| 19 | 1 | 18.987 | 20/6:12.851 |
| 20 | 1 | 19.567 | 20/6:13.775 |