| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.239 | 19/6:05.541 |
| 2 | 1 | 19.377 | 19/6:06.852 |
| 3 | 2 | 20.135 | 19/6:12.090 |
| 4 | 1 | 18.087 | 19/6:04.981 |
| 5 | 1 | 19.340 | 19/6:05.476 |
| 6 | 1 | 18.735 | 19/6:03.891 |
| 7 | 2 | 19.848 | 19/6:05.780 |
| 8 | 2 | 20.703 | 19/6:09.227 |
| 9 | 2 | 19.389 | 19/6:09.134 |
| 10 | 2 | 18.892 | 19/6:08.116 |
| 11 | 2 | 18.682 | 19/6:06.919 |
| 12 | 2 | 19.170 | 19/6:06.695 |
| 13 | 2 | 18.428 | 19/6:05.421 |
| 14 | 2 | 18.468 | 19/6:04.383 |
| 15 | 2 | 18.490 | 19/6:03.512 |
| 16 | 1 | 19.317 | 19/6:03.731 |
| 17 | 1 | 21.045 | 19/6:05.856 |
| 18 | 1 | 18.410 | 19/6:04.964 |
| 19 | 1 | 18.355 | 19/6:04.110 |