| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.619 | N/A |
| 2 | 4 | 23.471 | 19/7:23.097 |
| 3 | 4 | 21.376 | 19/7:04.242 |
| 4 | 4 | 22.013 | 19/7:01.779 |
| 5 | 4 | 25.067 | 19/7:14.290 |
| 6 | 4 | 23.923 | 19/7:17.679 |
| 7 | 4 | 20.889 | 19/7:10.836 |
| 8 | 3 | 21.303 | 19/7:07.012 |
| 9 | 3 | 21.549 | 19/7:04.698 |
| 10 | 3 | 21.142 | 19/7:02.085 |
| 11 | 4 | 23.379 | 19/7:04.020 |
| 12 | 4 | 23.848 | 19/7:06.371 |
| 13 | 4 | 21.225 | 19/7:04.396 |
| 14 | 4 | 20.866 | 19/7:02.228 |
| 15 | 4 | 25.262 | 19/7:06.021 |
| 16 | 4 | 22.22 | 19/7:05.394 |
| 17 | 4 | 21.141 | 19/7:03.879 |