| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.668 | 20/6:13.360 |
| 2 | 1 | 18.799 | 20/6:14.670 |
| 3 | 1 | 18.232 | 20/6:11.327 |
| 4 | 1 | 18.161 | 20/6:09.300 |
| 5 | 1 | 18.165 | 20/6:08.100 |
| 6 | 1 | 18.456 | 20/6:08.270 |
| 7 | 1 | 18.393 | 20/6:08.211 |
| 8 | 1 | 18.775 | 20/6:09.123 |
| 9 | 1 | 18.632 | 20/6:09.513 |
| 10 | 1 | 18.950 | 20/6:10.462 |
| 11 | 1 | 18.812 | 20/6:10.987 |
| 12 | 1 | 18.462 | 20/6:10.842 |
| 13 | 1 | 18.598 | 20/6:10.928 |
| 14 | 1 | 18.611 | 20/6:11.020 |
| 15 | 1 | 18.443 | 20/6:10.876 |
| 16 | 1 | 18.935 | 20/6:11.365 |
| 17 | 1 | 20.498 | 20/6:13.635 |
| 18 | 1 | 18.791 | 20/6:13.757 |
| 19 | 1 | 19.084 | 20/6:14.174 |
| 20 | 1 | 19.19 | 20/6:14.465 |