| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.856 | 20/6:17.120 |
| 2 | 1 | 18.049 | 20/6:09.050 |
| 3 | 1 | 18.283 | 20/6:07.920 |
| 4 | 1 | 18.711 | 20/6:09.495 |
| 5 | 1 | 18.811 | 20/6:10.840 |
| 6 | 1 | 18.103 | 20/6:09.377 |
| 7 | 1 | 18.207 | 20/6:08.629 |
| 8 | 1 | 19.239 | 20/6:10.648 |
| 9 | 1 | 18.410 | 20/6:10.376 |
| 10 | 1 | 18.057 | 20/6:09.452 |
| 11 | 1 | 18.380 | 20/6:09.284 |
| 12 | 1 | 18.009 | 20/6:08.525 |
| 13 | 1 | 18.412 | 20/6:08.503 |
| 14 | 1 | 20.382 | 20/6:11.299 |
| 15 | 1 | 19.650 | 20/6:12.745 |
| 16 | 1 | 18.457 | 20/6:12.520 |
| 17 | 1 | 18.517 | 20/6:12.392 |
| 18 | 1 | 18.098 | 20/6:11.812 |
| 19 | 1 | 17.584 | 20/6:10.753 |
| 20 | 1 | 17.801 | 20/6:10.016 |