| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.953 | 18/6:17.154 |
| 2 | 4 | 19.215 | 18/6:01.512 |
| 3 | 2 | 19.638 | 19/6:18.771 |
| 4 | 2 | 19.888 | 19/6:18.547 |
| 5 | 2 | 20.274 | 19/6:19.878 |
| 6 | 2 | 19.285 | 19/6:17.635 |
| 7 | 2 | 19.180 | 19/6:15.747 |
| 8 | 2 | 20.041 | 19/6:16.376 |
| 9 | 2 | 19.757 | 19/6:16.265 |
| 10 | 2 | 19.817 | 19/6:16.291 |
| 11 | 2 | 20.310 | 19/6:17.164 |
| 12 | 2 | 20.390 | 19/6:18.018 |
| 13 | 2 | 19.727 | 19/6:17.771 |
| 14 | 2 | 20.463 | 19/6:18.559 |
| 15 | 3 | 19.263 | 19/6:17.721 |
| 16 | 2 | 19.060 | 19/6:16.747 |
| 17 | 2 | 19.430 | 19/6:16.302 |
| 18 | 2 | 19.686 | 19/6:16.176 |
| 19 | 2 | 19.321 | 19/6:15.698 |