| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.826 | N/A |
| 2 | 1 | 21.569 | 20/7:11.637 |
| 3 | 1 | 23.137 | 19/7:04.018 |
| 4 | 1 | 18.489 | 20/7:02.061 |
| 5 | 1 | 20.600 | 21/7:20.801 |
| 6 | 2 | 23.571 | 20/7:09.816 |
| 7 | 2 | 22.955 | 20/7:14.509 |
| 8 | 2 | 17.720 | 20/7:03.651 |
| 9 | 2 | 21.405 | 20/7:04.260 |
| 10 | 2 | 19.328 | 20/7:00.348 |
| 11 | 2 | 19.681 | 21/7:18.736 |
| 12 | 2 | 30.307 | 20/7:14.233 |
| 13 | 2 | 20.318 | 20/7:12.036 |
| 14 | 2 | 24.320 | 20/7:16.026 |
| 15 | 2 | 19.035 | 20/7:12.273 |
| 16 | 1 | 32.079 | 19/7:03.242 |
| 17 | 1 | 18.899 | 20/7:21.503 |
| 18 | 1 | 20.370 | 20/7:19.583 |
| 19 | 1 | 17.789 | 20/7:15.152 |
| 20 | 1 | 19.946 | 20/7:13.344 |