| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 14.486 | 21/5:04.206 |
| 2 | 1 | 14.390 | 21/5:03.198 |
| 3 | 1 | 14.423 | 21/5:03.093 |
| 4 | 1 | 15.053 | 21/5:06.348 |
| 5 | 2 | 18.702 | 20/5:08.216 |
| 6 | 1 | 15.342 | 20/5:07.987 |
| 7 | 2 | 15.980 | 20/5:09.646 |
| 8 | 1 | 16.826 | 20/5:13.005 |
| 9 | 2 | 20.068 | 19/5:06.681 |
| 10 | 2 | 14.656 | 19/5:03.859 |
| 11 | 2 | 14.847 | 19/5:01.881 |
| 12 | 2 | 14.898 | 19/5:00.312 |
| 13 | 2 | 16.049 | 19/5:00.668 |
| 14 | 2 | 14.789 | 20/5:15.013 |
| 15 | 2 | 18.396 | 19/5:02.613 |
| 16 | 2 | 14.612 | 19/5:01.051 |
| 17 | 2 | 19.766 | 19/5:05.434 |
| 18 | 2 | 14.087 | 19/5:03.335 |
| 19 | 2 | 14.202 | 19/5:01.572 |