| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 26.020 | N/A |
| 2 | 2 | 22.273 | 19/7:06.934 |
| 3 | 2 | 21.818 | 19/7:02.839 |
| 4 | 2 | 21.589 | 19/7:00.001 |
| 5 | 2 | 21.841 | 20/7:21.744 |
| 6 | 2 | 24.423 | 19/7:09.018 |
| 7 | 2 | 23.081 | 19/7:11.095 |
| 8 | 2 | 21.960 | 19/7:09.695 |
| 9 | 2 | 22.350 | 19/7:09.523 |
| 10 | 2 | 21.905 | 19/7:08.005 |
| 11 | 2 | 25.312 | 19/7:13.813 |
| 12 | 2 | 22.266 | 19/7:13.176 |
| 13 | 3 | 22.536 | 19/7:13.051 |
| 14 | 4 | 24.312 | 19/7:15.403 |
| 15 | 4 | 21.369 | 19/7:13.636 |
| 16 | 4 | 21.752 | 19/7:12.564 |
| 17 | 3 | 21.786 | 19/7:11.664 |
| 18 | 3 | 21.869 | 19/7:10.958 |
| 19 | 3 | 23.245 | 19/7:11.707 |