| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.474 | 18/6:08.532 |
| 2 | 3 | 20.895 | 18/6:12.321 |
| 3 | 3 | 18.475 | 19/6:19.012 |
| 4 | 3 | 18.341 | 19/6:11.379 |
| 5 | 3 | 18.408 | 19/6:07.053 |
| 6 | 3 | 18.869 | 19/6:05.630 |
| 7 | 2 | 19.168 | 19/6:05.424 |
| 8 | 2 | 18.043 | 19/6:02.598 |
| 9 | 2 | 19.163 | 19/6:02.765 |
| 10 | 2 | 19.567 | 19/6:03.666 |
| 11 | 2 | 18.499 | 19/6:02.558 |
| 12 | 2 | 19.011 | 19/6:02.446 |
| 13 | 2 | 18.573 | 19/6:01.710 |
| 14 | 2 | 18.998 | 19/6:01.657 |
| 15 | 2 | 18.633 | 19/6:01.148 |
| 16 | 2 | 19.058 | 19/6:01.208 |
| 17 | 2 | 18.674 | 19/6:00.831 |
| 18 | 2 | 18.659 | 19/6:00.481 |
| 19 | 2 | 18.814 | 19/6:00.322 |