| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.617 | 21/6:09.957 |
| 2 | 1 | 17.688 | 21/6:10.702 |
| 3 | 1 | 17.341 | 21/6:08.522 |
| 4 | 2 | 19.879 | 20/6:02.625 |
| 5 | 2 | 17.517 | 20/6:00.168 |
| 6 | 2 | 18.552 | 20/6:01.980 |
| 7 | 2 | 17.534 | 20/6:00.366 |
| 8 | 2 | 17.959 | 20/6:00.217 |
| 9 | 1 | 17.083 | 21/6:16.063 |
| 10 | 1 | 17.341 | 21/6:14.873 |
| 11 | 1 | 17.593 | 21/6:14.380 |
| 12 | 1 | 17.796 | 21/6:14.325 |
| 13 | 1 | 17.479 | 21/6:13.766 |
| 14 | 1 | 17.366 | 21/6:13.117 |
| 15 | 1 | 17.466 | 21/6:12.695 |
| 16 | 1 | 17.470 | 21/6:12.331 |
| 17 | 1 | 17.534 | 21/6:12.089 |
| 18 | 1 | 17.030 | 21/6:11.286 |
| 19 | 1 | 17.954 | 21/6:11.588 |
| 20 | 1 | 18.070 | 21/6:11.982 |
| 21 | 1 | 17.512 | 21/6:11.781 |