| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.150 | 19/6:03.850 |
| 2 | 2 | 19.066 | 19/6:03.052 |
| 3 | 1 | 18.828 | 19/6:01.279 |
| 4 | 2 | 19.492 | 19/6:03.546 |
| 5 | 1 | 19.255 | 19/6:04.006 |
| 6 | 1 | 18.935 | 19/6:03.299 |
| 7 | 1 | 20.054 | 19/6:05.831 |
| 8 | 1 | 20.384 | 19/6:08.514 |
| 9 | 2 | 20.581 | 19/6:11.017 |
| 10 | 2 | 19.136 | 19/6:10.274 |
| 11 | 2 | 19.514 | 19/6:10.319 |
| 12 | 2 | 18.199 | 19/6:08.274 |
| 13 | 1 | 19.445 | 19/6:08.365 |
| 14 | 1 | 18.908 | 19/6:07.714 |
| 15 | 1 | 19.398 | 19/6:07.770 |
| 16 | 1 | 21.308 | 19/6:10.088 |
| 17 | 2 | 18.788 | 19/6:09.316 |
| 18 | 2 | 19.089 | 19/6:08.948 |
| 19 | 2 | 18.836 | 19/6:08.366 |