| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.752 | N/A |
| 2 | 3 | 19.631 | 19/6:13.011 |
| 3 | 3 | 17.844 | 20/6:15.764 |
| 4 | 2 | 18.345 | 20/6:13.278 |
| 5 | 2 | 17.951 | 20/6:10.164 |
| 6 | 2 | 18.039 | 20/6:08.063 |
| 7 | 2 | 17.904 | 20/6:07.179 |
| 8 | 2 | 18.438 | 20/6:07.593 |
| 9 | 2 | 17.818 | 20/6:06.430 |
| 10 | 2 | 18.799 | 20/6:07.597 |
| 11 | 2 | 18.648 | 20/6:08.244 |
| 12 | 2 | 18.309 | 20/6:08.187 |
| 13 | 2 | 18.312 | 20/6:08.145 |
| 14 | 2 | 19.133 | 20/6:09.309 |
| 15 | 2 | 18.276 | 20/6:09.144 |
| 16 | 2 | 18.225 | 20/6:08.936 |
| 17 | 2 | 18.550 | 20/6:09.140 |
| 18 | 2 | 18.110 | 20/6:08.828 |
| 19 | 2 | 18.518 | 20/6:08.982 |
| 20 | 1 | 18.903 | 20/6:09.505 |