| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.640 | N/A |
| 2 | 2 | 22.386 | 19/7:04.588 |
| 3 | 3 | 25.570 | 18/7:09.266 |
| 4 | 2 | 22.279 | 19/7:23.005 |
| 5 | 3 | 25.231 | 18/7:07.370 |
| 6 | 3 | 21.191 | 19/7:21.605 |
| 7 | 3 | 20.926 | 19/7:14.389 |
| 8 | 3 | 22.410 | 19/7:13.050 |
| 9 | 3 | 23.159 | 19/7:13.732 |
| 10 | 3 | 21.299 | 19/7:10.542 |
| 11 | 3 | 22.139 | 19/7:09.502 |
| 12 | 3 | 22.200 | 19/7:08.750 |
| 13 | 3 | 21.956 | 19/7:07.759 |
| 14 | 3 | 21.961 | 19/7:06.926 |
| 15 | 3 | 21.381 | 19/7:05.467 |
| 16 | 3 | 21.235 | 19/7:04.027 |
| 17 | 3 | 22.283 | 19/7:03.946 |
| 18 | 3 | 21.405 | 19/7:02.945 |
| 19 | 3 | 22.484 | 19/7:03.135 |