| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.909 | 19/6:18.271 |
| 2 | 3 | 21.504 | 18/6:12.717 |
| 3 | 2 | 20.664 | 18/6:12.462 |
| 4 | 2 | 20.108 | 18/6:09.832 |
| 5 | 2 | 19.779 | 18/6:07.070 |
| 6 | 2 | 19.272 | 18/6:03.708 |
| 7 | 2 | 19.827 | 18/6:02.733 |
| 8 | 2 | 20.787 | 18/6:04.162 |
| 9 | 2 | 19.754 | 18/6:03.208 |
| 10 | 2 | 19.576 | 18/6:02.124 |
| 11 | 2 | 20.610 | 18/6:02.929 |
| 12 | 2 | 19.290 | 18/6:01.620 |
| 13 | 2 | 19.404 | 18/6:00.670 |
| 14 | 2 | 21.121 | 18/6:02.064 |
| 15 | 2 | 19.844 | 18/6:01.739 |
| 16 | 2 | 20.216 | 18/6:01.873 |
| 17 | 2 | 20.059 | 18/6:01.825 |
| 18 | 2 | 20.063 | 18/6:01.787 |