| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.380 | 20/6:07.600 |
| 2 | 3 | 18.386 | 20/6:07.660 |
| 3 | 3 | 18.338 | 20/6:07.360 |
| 4 | 3 | 17.813 | 20/6:04.585 |
| 5 | 3 | 18.105 | 20/6:04.088 |
| 6 | 3 | 17.578 | 20/6:02.000 |
| 7 | 3 | 20.965 | 20/6:10.186 |
| 8 | 3 | 18.984 | 20/6:11.373 |
| 9 | 3 | 18.278 | 20/6:10.727 |
| 10 | 3 | 19.325 | 20/6:12.304 |
| 11 | 3 | 18.458 | 20/6:12.018 |
| 12 | 3 | 18.917 | 20/6:12.545 |
| 13 | 3 | 18.850 | 20/6:12.888 |
| 14 | 3 | 19.239 | 20/6:13.737 |
| 15 | 3 | 18.196 | 20/6:13.083 |
| 16 | 3 | 18.042 | 20/6:12.318 |
| 17 | 4 | 27.752 | 19/6:03.913 |
| 18 | 4 | 18.292 | 19/6:03.003 |
| 19 | 4 | 18.939 | 19/6:02.837 |