| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.426 | 20/6:08.520 |
| 2 | 3 | 20.189 | 19/6:06.842 |
| 3 | 3 | 17.027 | 20/6:10.947 |
| 4 | 3 | 17.216 | 20/6:04.290 |
| 5 | 4 | 24.907 | 19/6:11.507 |
| 6 | 4 | 18.321 | 19/6:07.606 |
| 7 | 3 | 17.753 | 19/6:03.277 |
| 8 | 4 | 20.471 | 19/6:06.486 |
| 9 | 4 | 18.764 | 19/6:05.378 |
| 10 | 4 | 19.630 | 19/6:06.138 |
| 11 | 4 | 18.346 | 19/6:04.541 |
| 12 | 4 | 18.680 | 19/6:03.739 |
| 13 | 4 | 18.789 | 19/6:03.220 |
| 14 | 4 | 18.332 | 19/6:02.155 |
| 15 | 4 | 17.569 | 19/6:00.265 |
| 16 | 4 | 18.164 | 20/6:18.230 |
| 17 | 4 | 17.836 | 20/6:16.965 |
| 18 | 4 | 18.403 | 20/6:16.470 |
| 19 | 3 | 18.255 | 20/6:15.872 |
| 20 | 3 | 18.494 | 20/6:15.572 |