| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.104 | N/A |
| 2 | 1 | 17.356 | 21/6:05.224 |
| 3 | 1 | 17.107 | 21/6:02.734 |
| 4 | 1 | 17.154 | 21/6:02.217 |
| 5 | 1 | 18.538 | 21/6:08.879 |
| 6 | 1 | 17.790 | 21/6:09.884 |
| 7 | 1 | 17.099 | 21/6:08.250 |
| 8 | 1 | 17.417 | 21/6:07.992 |
| 9 | 1 | 20.889 | 21/6:16.479 |
| 10 | 1 | 17.071 | 21/6:14.595 |
| 11 | 1 | 21.823 | 20/6:04.367 |
| 12 | 1 | 18.283 | 20/6:04.468 |
| 13 | 1 | 22.309 | 20/6:10.927 |
| 14 | 1 | 17.215 | 20/6:08.947 |
| 15 | 1 | 17.124 | 20/6:07.127 |
| 16 | 1 | 21.041 | 20/6:10.510 |
| 17 | 1 | 19.575 | 20/6:11.730 |
| 18 | 1 | 17.679 | 20/6:10.688 |
| 19 | 1 | 17.488 | 20/6:09.559 |
| 20 | 1 | 16.896 | 20/6:07.958 |