| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.735 | 20/7:14.700 |
| 2 | 4 | 19.978 | 21/7:17.987 |
| 3 | 4 | 20.122 | 21/7:12.845 |
| 4 | 4 | 22.581 | 20/7:02.080 |
| 5 | 4 | 18.921 | 21/7:14.015 |
| 6 | 4 | 17.815 | 21/7:04.032 |
| 7 | 4 | 29.554 | 20/7:10.589 |
| 8 | 4 | 19.232 | 20/7:04.845 |
| 9 | 4 | 19.970 | 20/7:02.018 |
| 10 | 4 | 24.216 | 20/7:08.248 |
| 11 | 4 | 21.122 | 20/7:07.720 |
| 12 | 4 | 22.126 | 20/7:08.953 |
| 13 | 4 | 19.097 | 20/7:05.337 |
| 14 | 4 | 18.989 | 20/7:02.083 |
| 15 | 4 | 31.591 | 20/7:16.065 |
| 16 | 4 | 32.349 | 19/7:06.785 |
| 17 | 4 | 18.309 | 19/7:02.143 |
| 18 | 4 | 18.199 | 20/7:19.896 |
| 19 | 4 | 21.577 | 20/7:19.456 |
| 20 | 4 | 20.635 | 20/7:18.118 |