| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 2.550 | N/A |
| 2 | 2 | 18.552 | 21/6:13.059 |
| 3 | 2 | 18.001 | 21/6:08.008 |
| 4 | 2 | 17.967 | 21/6:06.016 |
| 5 | 2 | 17.899 | 21/6:04.645 |
| 6 | 2 | 18.493 | 21/6:06.198 |
| 7 | 2 | 18.362 | 21/6:06.796 |
| 8 | 2 | 17.703 | 21/6:05.341 |
| 9 | 2 | 17.772 | 21/6:04.422 |
| 10 | 2 | 17.882 | 21/6:03.952 |
| 11 | 2 | 17.887 | 21/6:03.586 |
| 12 | 2 | 18.011 | 21/6:03.511 |
| 13 | 2 | 18.034 | 21/6:03.488 |
| 14 | 2 | 17.898 | 21/6:03.259 |
| 15 | 2 | 18.873 | 21/6:04.455 |
| 16 | 1 | 18.673 | 21/6:05.226 |
| 17 | 1 | 18.573 | 21/6:05.775 |
| 18 | 1 | 18.575 | 21/6:06.261 |
| 19 | 1 | 17.982 | 21/6:06.035 |
| 20 | 1 | 18.118 | 21/6:05.976 |
| 21 | 1 | 19.022 | 21/6:06.827 |