| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.036 | 20/7:00.720 |
| 2 | 4 | 21.237 | 20/7:02.730 |
| 3 | 3 | 19.644 | 21/7:13.419 |
| 4 | 4 | 23.613 | 20/7:07.650 |
| 5 | 4 | 23.029 | 20/7:14.236 |
| 6 | 5 | 21.937 | 20/7:14.987 |
| 7 | 4 | 21.181 | 20/7:13.363 |
| 8 | 4 | 22.009 | 20/7:14.215 |
| 9 | 4 | 20.655 | 20/7:11.869 |
| 10 | 5 | 22.692 | 20/7:14.066 |
| 11 | 5 | 22.297 | 20/7:15.145 |
| 12 | 5 | 26.289 | 19/7:00.563 |
| 13 | 5 | 28.452 | 19/7:09.796 |
| 14 | 5 | 20.467 | 19/7:06.873 |
| 15 | 5 | 19.963 | 19/7:03.701 |
| 16 | 5 | 20.974 | 19/7:02.127 |
| 17 | 5 | 21.068 | 19/7:00.842 |
| 18 | 5 | 21.091 | 20/7:21.816 |
| 19 | 4 | 20.709 | 20/7:20.361 |
| 20 | 4 | 20.637 | 20/7:18.980 |