| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 25.364 | N/A |
| 2 | 3 | 19.791 | 21/7:01.184 |
| 3 | 3 | 19.816 | 21/7:01.434 |
| 4 | 4 | 24.767 | 20/7:13.066 |
| 5 | 4 | 32.136 | 18/7:15.531 |
| 6 | 4 | 20.649 | 18/7:03.704 |
| 7 | 4 | 21.536 | 19/7:21.449 |
| 8 | 4 | 20.522 | 19/7:14.779 |
| 9 | 4 | 23.087 | 19/7:15.548 |
| 10 | 4 | 20.199 | 19/7:10.037 |
| 11 | 4 | 22.048 | 19/7:09.555 |
| 12 | 4 | 20.398 | 19/7:06.189 |
| 13 | 4 | 19.884 | 19/7:02.613 |
| 14 | 4 | 20.978 | 19/7:01.102 |
| 15 | 4 | 21.232 | 19/7:00.133 |
| 16 | 4 | 22.738 | 19/7:01.101 |
| 17 | 4 | 21.656 | 19/7:00.730 |
| 18 | 3 | 20.246 | 20/7:20.774 |
| 19 | 3 | 20.873 | 20/7:19.728 |
| 20 | 3 | 23.093 | 20/7:21.013 |