| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.904 | 21/6:15.984 |
| 2 | 3 | 18.659 | 20/6:05.630 |
| 3 | 2 | 20.692 | 19/6:02.615 |
| 4 | 2 | 17.689 | 20/6:14.720 |
| 5 | 2 | 17.480 | 20/6:09.696 |
| 6 | 2 | 18.337 | 20/6:09.203 |
| 7 | 2 | 17.404 | 20/6:06.186 |
| 8 | 2 | 17.525 | 20/6:04.225 |
| 9 | 2 | 18.378 | 20/6:04.596 |
| 10 | 1 | 17.171 | 20/6:02.478 |
| 11 | 1 | 17.993 | 20/6:02.240 |
| 12 | 2 | 20.546 | 20/6:06.297 |
| 13 | 3 | 18.768 | 20/6:06.994 |
| 14 | 2 | 17.617 | 20/6:05.947 |
| 15 | 2 | 18.911 | 20/6:06.765 |
| 16 | 2 | 18.550 | 20/6:07.030 |
| 17 | 2 | 19.294 | 20/6:08.139 |
| 18 | 2 | 20.683 | 20/6:10.668 |
| 19 | 2 | 18.396 | 20/6:10.523 |
| 20 | 2 | 19.770 | 20/6:11.767 |