| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.576 | 21/6:09.096 |
| 2 | 2 | 18.301 | 21/6:16.708 |
| 3 | 2 | 18.241 | 20/6:00.787 |
| 4 | 1 | 17.744 | 21/6:17.275 |
| 5 | 1 | 17.853 | 21/6:16.803 |
| 6 | 4 | 22.649 | 20/6:14.547 |
| 7 | 3 | 19.041 | 20/6:15.443 |
| 8 | 2 | 17.745 | 20/6:12.875 |
| 9 | 2 | 18.230 | 20/6:11.956 |
| 10 | 2 | 17.751 | 20/6:10.262 |
| 11 | 2 | 17.666 | 20/6:08.722 |
| 12 | 2 | 17.591 | 20/6:07.313 |
| 13 | 2 | 18.190 | 20/6:07.043 |
| 14 | 2 | 18.184 | 20/6:06.803 |
| 15 | 2 | 18.554 | 20/6:07.088 |
| 16 | 2 | 17.736 | 20/6:06.315 |
| 17 | 1 | 18.273 | 20/6:06.265 |
| 18 | 1 | 17.906 | 20/6:05.812 |
| 19 | 1 | 17.694 | 20/6:05.184 |
| 20 | 1 | 18.358 | 20/6:05.283 |