| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 3.914 | N/A |
| 2 | 1 | 20.891 | 21/7:01.734 |
| 3 | 4 | 24.951 | 20/7:19.413 |
| 4 | 4 | 20.156 | 20/7:01.901 |
| 5 | 3 | 20.229 | 21/7:15.049 |
| 6 | 3 | 19.258 | 21/7:05.854 |
| 7 | 3 | 21.173 | 21/7:06.107 |
| 8 | 3 | 20.197 | 21/7:03.499 |
| 9 | 3 | 19.891 | 21/7:00.779 |
| 10 | 3 | 21.801 | 21/7:02.907 |
| 11 | 3 | 21.213 | 21/7:03.434 |
| 12 | 5 | 34.081 | 20/7:05.093 |
| 13 | 5 | 22.688 | 20/7:05.918 |
| 14 | 5 | 19.578 | 20/7:02.070 |
| 15 | 5 | 20.055 | 21/7:21.288 |
| 16 | 5 | 20.279 | 21/7:19.168 |
| 17 | 5 | 22.159 | 21/7:19.664 |
| 18 | 5 | 21.689 | 21/7:19.548 |
| 19 | 5 | 25.053 | 20/7:01.219 |
| 20 | 5 | 26.722 | 20/7:05.978 |