| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.261 | 20/6:05.220 |
| 2 | 2 | 18.565 | 20/6:08.260 |
| 3 | 2 | 18.314 | 20/6:07.600 |
| 4 | 2 | 17.484 | 20/6:03.120 |
| 5 | 3 | 23.116 | 19/6:03.812 |
| 6 | 3 | 18.014 | 19/6:00.221 |
| 7 | 3 | 18.027 | 20/6:16.517 |
| 8 | 3 | 17.886 | 20/6:14.168 |
| 9 | 3 | 18.182 | 20/6:12.998 |
| 10 | 2 | 17.855 | 20/6:11.408 |
| 11 | 2 | 17.926 | 20/6:10.236 |
| 12 | 2 | 17.714 | 20/6:08.907 |
| 13 | 2 | 17.810 | 20/6:07.929 |
| 14 | 2 | 18.889 | 20/6:08.633 |
| 15 | 2 | 18.392 | 20/6:08.580 |
| 16 | 2 | 18.597 | 20/6:08.790 |
| 17 | 2 | 18.582 | 20/6:08.958 |
| 18 | 2 | 20.158 | 20/6:10.858 |
| 19 | 2 | 17.617 | 20/6:09.883 |
| 20 | 2 | 17.909 | 20/6:09.298 |