| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.412 | 20/6:08.240 |
| 2 | 2 | 17.485 | 21/6:16.918 |
| 3 | 1 | 19.472 | 20/6:09.127 |
| 4 | 1 | 18.871 | 20/6:11.200 |
| 5 | 1 | 17.351 | 20/6:06.364 |
| 6 | 1 | 20.753 | 20/6:14.480 |
| 7 | 2 | 18.272 | 20/6:13.189 |
| 8 | 2 | 18.580 | 20/6:12.990 |
| 9 | 2 | 17.408 | 20/6:10.231 |
| 10 | 2 | 17.997 | 20/6:09.202 |
| 11 | 2 | 19.212 | 20/6:10.569 |
| 12 | 2 | 17.894 | 20/6:09.512 |
| 13 | 2 | 20.157 | 20/6:12.098 |
| 14 | 2 | 18.378 | 20/6:11.774 |
| 15 | 2 | 17.826 | 20/6:10.757 |
| 16 | 2 | 21.971 | 20/6:15.049 |
| 17 | 2 | 17.543 | 20/6:13.626 |
| 18 | 2 | 18.007 | 20/6:12.877 |
| 19 | 2 | 17.839 | 20/6:12.029 |
| 20 | 2 | 18.422 | 20/6:11.850 |