| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.158 | 19/6:04.002 |
| 2 | 2 | 19.177 | 19/6:04.183 |
| 3 | 3 | 18.952 | 19/6:02.818 |
| 4 | 2 | 17.684 | 20/6:14.855 |
| 5 | 3 | 19.800 | 19/6:00.130 |
| 6 | 3 | 18.362 | 20/6:17.110 |
| 7 | 3 | 18.629 | 20/6:16.463 |
| 8 | 3 | 17.542 | 20/6:13.260 |
| 9 | 3 | 20.329 | 20/6:16.962 |
| 10 | 3 | 20.315 | 19/6:00.901 |
| 11 | 3 | 17.729 | 20/6:17.595 |
| 12 | 3 | 20.247 | 19/6:00.880 |
| 13 | 3 | 17.808 | 20/6:18.049 |
| 14 | 3 | 17.978 | 20/6:16.729 |
| 15 | 2 | 18.239 | 20/6:15.932 |
| 16 | 2 | 19.322 | 20/6:16.589 |
| 17 | 2 | 17.602 | 20/6:15.145 |
| 18 | 2 | 18.329 | 20/6:14.669 |
| 19 | 2 | 17.948 | 20/6:13.842 |
| 20 | 2 | 19.298 | 20/6:14.448 |