| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.379 | N/A |
| 2 | 2 | 18.283 | 20/6:04.756 |
| 3 | 2 | 17.959 | 20/6:01.678 |
| 4 | 1 | 17.868 | 20/6:00.075 |
| 5 | 1 | 18.546 | 20/6:02.495 |
| 6 | 1 | 18.768 | 20/6:04.790 |
| 7 | 1 | 17.800 | 20/6:03.255 |
| 8 | 1 | 17.996 | 20/6:02.690 |
| 9 | 2 | 22.012 | 20/6:11.805 |
| 10 | 2 | 18.257 | 20/6:10.966 |
| 11 | 2 | 17.843 | 20/6:09.509 |
| 12 | 1 | 18.201 | 20/6:08.936 |
| 13 | 1 | 18.811 | 20/6:09.423 |
| 14 | 1 | 18.547 | 20/6:09.450 |
| 15 | 1 | 20.778 | 20/6:12.501 |
| 16 | 1 | 18.133 | 20/6:11.794 |
| 17 | 1 | 18.969 | 20/6:12.169 |
| 18 | 1 | 18.160 | 20/6:11.596 |
| 19 | 1 | 21.384 | 20/6:14.489 |
| 20 | 1 | 18.518 | 20/6:14.212 |