| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 27.774 | N/A |
| 2 | 2 | 19.782 | 21/7:03.414 |
| 3 | 2 | 19.400 | 22/7:19.185 |
| 4 | 2 | 19.814 | 21/7:01.080 |
| 5 | 2 | 20.116 | 21/7:03.334 |
| 6 | 1 | 21.238 | 21/7:09.174 |
| 7 | 2 | 22.434 | 21/7:17.054 |
| 8 | 2 | 19.836 | 21/7:15.259 |
| 9 | 2 | 19.664 | 21/7:13.484 |
| 10 | 2 | 19.321 | 21/7:11.340 |
| 11 | 1 | 20.703 | 21/7:12.039 |
| 12 | 1 | 19.884 | 21/7:11.759 |
| 13 | 2 | 21.855 | 21/7:14.519 |
| 14 | 2 | 19.619 | 21/7:13.414 |
| 15 | 2 | 19.780 | 21/7:12.696 |
| 16 | 2 | 19.957 | 21/7:12.311 |
| 17 | 2 | 20.184 | 21/7:12.257 |
| 18 | 1 | 20.822 | 21/7:12.961 |
| 19 | 1 | 20.011 | 21/7:12.685 |
| 20 | 1 | 20.538 | 21/7:12.992 |
| 21 | 1 | 20.024 | 21/7:12.756 |