| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 22.638 | N/A |
| 2 | 2 | 20.244 | 18/6:06.786 |
| 3 | 2 | 20.846 | 18/6:11.903 |
| 4 | 1 | 19.918 | 18/6:08.035 |
| 5 | 1 | 20.751 | 18/6:10.113 |
| 6 | 1 | 20.186 | 18/6:09.251 |
| 7 | 1 | 20.238 | 18/6:08.823 |
| 8 | 1 | 20.337 | 18/6:08.758 |
| 9 | 1 | 20.324 | 18/6:08.681 |
| 10 | 1 | 20.060 | 18/6:08.123 |
| 11 | 1 | 20.669 | 18/6:08.712 |
| 12 | 1 | 19.946 | 18/6:08.076 |
| 13 | 1 | 20.224 | 18/6:07.940 |
| 14 | 1 | 19.947 | 18/6:07.463 |
| 15 | 1 | 20.003 | 18/6:07.122 |
| 16 | 1 | 19.853 | 18/6:06.656 |
| 17 | 1 | 19.946 | 18/6:06.348 |
| 18 | 1 | 20.027 | 18/6:06.157 |