| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.091 | 19/6:02.729 |
| 2 | 1 | 19.088 | 19/6:02.701 |
| 3 | 1 | 18.567 | 20/6:18.307 |
| 4 | 1 | 18.344 | 20/6:15.450 |
| 5 | 1 | 19.161 | 20/6:17.004 |
| 6 | 2 | 20.575 | 19/6:03.616 |
| 7 | 2 | 18.251 | 19/6:01.209 |
| 8 | 2 | 18.367 | 20/6:18.610 |
| 9 | 1 | 18.820 | 20/6:18.364 |
| 10 | 1 | 21.456 | 19/6:04.268 |
| 11 | 1 | 18.603 | 19/6:03.285 |
| 12 | 1 | 18.769 | 19/6:02.729 |
| 13 | 1 | 18.843 | 19/6:02.367 |
| 14 | 1 | 19.114 | 19/6:02.424 |
| 15 | 1 | 18.587 | 19/6:01.806 |
| 16 | 1 | 19.974 | 19/6:02.912 |
| 17 | 1 | 19.346 | 19/6:03.186 |
| 18 | 1 | 19.439 | 19/6:03.528 |
| 19 | 1 | 18.999 | 19/6:03.394 |