| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 10 | 22.387 | 19/7:05.353 |
| 2 | 10 | 22.172 | 19/7:03.310 |
| 3 | 10 | 18.296 | 21/7:19.985 |
| 4 | 10 | 27.922 | 19/7:11.191 |
| 5 | 9 | 20.382 | 19/7:02.404 |
| 6 | 10 | 19.504 | 20/7:15.543 |
| 7 | 10 | 19.524 | 20/7:09.106 |
| 8 | 9 | 20.191 | 20/7:05.945 |
| 9 | 9 | 20.464 | 20/7:04.093 |
| 10 | 8 | 25.418 | 20/7:12.520 |
| 11 | 6 | 17.697 | 20/7:05.376 |
| 12 | 7 | 21.036 | 20/7:04.988 |
| 13 | 7 | 19.968 | 20/7:03.017 |
| 14 | 8 | 26.939 | 20/7:11.286 |
| 15 | 8 | 20.188 | 20/7:09.451 |
| 16 | 8 | 17.765 | 20/7:04.816 |
| 17 | 7 | 18.288 | 20/7:01.342 |
| 18 | 7 | 23.850 | 20/7:04.434 |
| 19 | 8 | 21.837 | 20/7:05.082 |
| 20 | 8 | 19.683 | 20/7:03.511 |