| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.792 | 21/6:13.632 |
| 2 | 4 | 18.309 | 20/6:01.010 |
| 3 | 4 | 17.872 | 21/6:17.811 |
| 4 | 4 | 17.391 | 21/6:14.661 |
| 5 | 4 | 22.947 | 20/6:17.244 |
| 6 | 4 | 17.526 | 20/6:12.790 |
| 7 | 4 | 18.686 | 20/6:12.923 |
| 8 | 4 | 18.011 | 20/6:11.335 |
| 9 | 4 | 18.116 | 20/6:10.333 |
| 10 | 4 | 18.004 | 20/6:09.308 |
| 11 | 4 | 19.327 | 20/6:10.875 |
| 12 | 4 | 18.610 | 20/6:10.985 |
| 13 | 4 | 17.766 | 20/6:09.780 |
| 14 | 4 | 17.774 | 20/6:08.759 |
| 15 | 4 | 17.874 | 20/6:08.007 |
| 16 | 4 | 21.595 | 20/6:12.000 |
| 17 | 4 | 22.075 | 20/6:16.088 |
| 18 | 4 | 18.731 | 20/6:16.007 |
| 19 | 4 | 20.359 | 20/6:17.647 |
| 20 | 4 | 21.584 | 20/6:20.349 |