| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 2.297 | N/A |
| 2 | 3 | 24.336 | 19/7:20.345 |
| 3 | 2 | 22.809 | 19/7:06.602 |
| 4 | 2 | 22.959 | 19/7:02.921 |
| 5 | 2 | 26.070 | 19/7:15.008 |
| 6 | 2 | 23.617 | 19/7:13.544 |
| 7 | 2 | 23.357 | 19/7:11.741 |
| 8 | 2 | 22.119 | 19/7:07.269 |
| 9 | 2 | 22.207 | 19/7:04.113 |
| 10 | 2 | 22.424 | 19/7:02.093 |
| 11 | 2 | 22.050 | 20/7:22.998 |
| 12 | 2 | 21.884 | 20/7:20.734 |
| 13 | 2 | 23.142 | 20/7:20.839 |
| 14 | 2 | 23.616 | 20/7:21.620 |
| 15 | 2 | 22.518 | 20/7:20.800 |
| 16 | 2 | 22.804 | 20/7:20.452 |
| 17 | 1 | 22.652 | 20/7:19.966 |
| 18 | 1 | 22.906 | 20/7:19.822 |
| 19 | 1 | 24.519 | 20/7:21.396 |
| 20 | 1 | 23.541 | 20/7:21.827 |