| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.558 | 21/6:08.718 |
| 2 | 2 | 17.617 | 21/6:09.337 |
| 3 | 2 | 17.575 | 21/6:09.250 |
| 4 | 2 | 18.035 | 21/6:11.621 |
| 5 | 2 | 17.627 | 21/6:11.330 |
| 6 | 2 | 18.042 | 21/6:12.589 |
| 7 | 2 | 18.066 | 21/6:13.560 |
| 8 | 2 | 16.876 | 21/6:11.164 |
| 9 | 2 | 18.266 | 21/6:12.545 |
| 10 | 2 | 19.696 | 21/6:16.652 |
| 11 | 2 | 17.800 | 21/6:16.393 |
| 12 | 2 | 17.707 | 21/6:16.014 |
| 13 | 2 | 18.470 | 21/6:16.926 |
| 14 | 2 | 17.713 | 21/6:16.572 |
| 15 | 2 | 17.441 | 21/6:15.885 |
| 16 | 2 | 18.226 | 21/6:16.313 |
| 17 | 2 | 17.341 | 21/6:15.599 |
| 18 | 2 | 18.002 | 21/6:15.734 |
| 19 | 2 | 17.778 | 21/6:15.608 |
| 20 | 2 | 18.134 | 21/6:15.869 |
| 21 | 2 | 19.566 | 21/6:17.536 |