| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.778 | 20/6:15.560 |
| 2 | 3 | 19.165 | 19/6:00.458 |
| 3 | 4 | 19.712 | 19/6:05.148 |
| 4 | 4 | 18.636 | 19/6:02.382 |
| 5 | 3 | 19.769 | 19/6:05.028 |
| 6 | 2 | 18.672 | 19/6:03.318 |
| 7 | 4 | 21.352 | 19/6:09.371 |
| 8 | 3 | 18.488 | 19/6:07.108 |
| 9 | 4 | 20.715 | 19/6:10.050 |
| 10 | 4 | 18.385 | 19/6:07.977 |
| 11 | 3 | 18.912 | 19/6:07.191 |
| 12 | 3 | 19.051 | 19/6:06.755 |
| 13 | 4 | 22.850 | 19/6:11.940 |
| 14 | 4 | 18.777 | 19/6:10.856 |
| 15 | 4 | 19.261 | 19/6:10.529 |
| 16 | 4 | 19.401 | 19/6:10.410 |
| 17 | 4 | 19.349 | 19/6:10.246 |
| 18 | 4 | 19.028 | 19/6:09.762 |
| 19 | 4 | 18.747 | 19/6:09.048 |