| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.046 | 20/6:00.920 |
| 2 | 3 | 18.079 | 20/6:01.250 |
| 3 | 3 | 17.424 | 21/6:14.843 |
| 4 | 2 | 17.958 | 21/6:15.412 |
| 5 | 2 | 17.584 | 21/6:14.182 |
| 6 | 2 | 17.988 | 21/6:14.777 |
| 7 | 2 | 19.006 | 20/6:00.243 |
| 8 | 2 | 18.117 | 20/6:00.505 |
| 9 | 3 | 19.897 | 20/6:04.664 |
| 10 | 3 | 17.736 | 20/6:03.670 |
| 11 | 3 | 20.615 | 20/6:08.091 |
| 12 | 2 | 18.279 | 20/6:07.882 |
| 13 | 3 | 17.956 | 20/6:07.208 |
| 14 | 2 | 18.139 | 20/6:06.891 |
| 15 | 2 | 19.047 | 20/6:07.828 |
| 16 | 3 | 19.781 | 20/6:09.565 |
| 17 | 2 | 17.826 | 20/6:08.798 |
| 18 | 2 | 17.928 | 20/6:08.229 |
| 19 | 2 | 17.475 | 20/6:07.243 |
| 20 | 2 | 18.297 | 20/6:07.178 |