| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.372 | 20/6:07.440 |
| 2 | 3 | 18.213 | 20/6:05.850 |
| 3 | 4 | 19.134 | 20/6:11.460 |
| 4 | 5 | 19.033 | 20/6:13.760 |
| 5 | 4 | 18.015 | 20/6:11.068 |
| 6 | 4 | 18.963 | 20/6:12.433 |
| 7 | 5 | 23.730 | 19/6:07.677 |
| 8 | 5 | 20.747 | 19/6:10.992 |
| 9 | 5 | 20.102 | 19/6:12.208 |
| 10 | 5 | 19.042 | 19/6:11.167 |
| 11 | 5 | 18.397 | 19/6:09.201 |
| 12 | 4 | 17.886 | 19/6:06.754 |
| 13 | 4 | 19.217 | 19/6:06.628 |
| 14 | 4 | 17.926 | 19/6:04.769 |
| 15 | 4 | 19.023 | 19/6:04.547 |
| 16 | 3 | 18.931 | 19/6:04.243 |
| 17 | 3 | 18.018 | 19/6:02.955 |
| 18 | 4 | 21.868 | 19/6:05.874 |
| 19 | 4 | 18.707 | 19/6:05.324 |