| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.547 | 20/6:10.940 |
| 2 | 1 | 18.490 | 20/6:10.370 |
| 3 | 1 | 18.394 | 20/6:09.540 |
| 4 | 1 | 18.010 | 20/6:07.205 |
| 5 | 1 | 18.294 | 20/6:06.940 |
| 6 | 1 | 18.404 | 20/6:07.130 |
| 7 | 1 | 21.458 | 20/6:15.991 |
| 8 | 1 | 18.304 | 20/6:14.752 |
| 9 | 1 | 18.18 | 20/6:13.113 |
| 10 | 1 | 19.026 | 20/6:13.854 |
| 11 | 1 | 18.424 | 20/6:13.365 |
| 12 | 1 | 18.552 | 20/6:13.172 |
| 13 | 1 | 18.905 | 20/6:13.551 |
| 14 | 1 | 22.285 | 20/6:18.704 |
| 15 | 1 | 18.319 | 20/6:17.883 |
| 16 | 1 | 18.897 | 20/6:17.886 |
| 17 | 1 | 18.515 | 20/6:17.440 |
| 18 | 1 | 19.482 | 20/6:18.118 |
| 19 | 1 | 19.697 | 19/6:00.003 |