| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 28.036 | N/A |
| 2 | 3 | 21.563 | 20/7:17.733 |
| 3 | 3 | 22.362 | 19/7:03.361 |
| 4 | 3 | 21.443 | 19/7:00.244 |
| 5 | 3 | 20.995 | 20/7:18.260 |
| 6 | 3 | 21.946 | 20/7:19.610 |
| 7 | 3 | 20.742 | 20/7:16.697 |
| 8 | 3 | 23.051 | 20/7:20.884 |
| 9 | 2 | 24.674 | 19/7:05.782 |
| 10 | 2 | 21.925 | 19/7:05.438 |
| 11 | 4 | 23.034 | 19/7:07.159 |
| 12 | 4 | 21.113 | 19/7:05.423 |
| 13 | 4 | 21.335 | 19/7:04.310 |
| 14 | 3 | 21.147 | 19/7:03.108 |
| 15 | 4 | 28.855 | 19/7:11.988 |
| 16 | 4 | 21.488 | 19/7:10.843 |
| 17 | 4 | 25.999 | 19/7:14.917 |
| 18 | 4 | 25.125 | 19/7:17.585 |
| 19 | 4 | 27.363 | 19/7:22.196 |