| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 7.344 | N/A |
| 2 | 1 | 18.785 | 20/6:04.259 |
| 3 | 1 | 19.275 | 20/6:08.914 |
| 4 | 1 | 18.926 | 20/6:08.255 |
| 5 | 1 | 19.159 | 20/6:09.032 |
| 6 | 1 | 19.049 | 20/6:09.081 |
| 7 | 1 | 19.278 | 20/6:09.838 |
| 8 | 1 | 19.233 | 20/6:10.257 |
| 9 | 1 | 18.955 | 20/6:09.911 |
| 10 | 1 | 19.061 | 20/6:09.866 |
| 11 | 1 | 19.047 | 20/6:09.803 |
| 12 | 1 | 19.065 | 20/6:09.782 |
| 13 | 1 | 19.364 | 20/6:10.239 |
| 14 | 1 | 19.234 | 20/6:10.435 |
| 15 | 1 | 19.357 | 20/6:10.770 |
| 16 | 1 | 20.371 | 20/6:12.345 |
| 17 | 1 | 18.995 | 20/6:12.089 |
| 18 | 1 | 20.438 | 20/6:13.476 |
| 19 | 1 | 21.754 | 20/6:16.098 |
| 20 | 1 | 19.719 | 20/6:16.409 |