| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.903 | 18/6:16.254 |
| 2 | 2 | 19.725 | 18/6:05.652 |
| 3 | 3 | 21.336 | 18/6:11.784 |
| 4 | 1 | 20.500 | 18/6:11.088 |
| 5 | 1 | 20.446 | 18/6:10.476 |
| 6 | 2 | 20.429 | 18/6:10.017 |
| 7 | 2 | 20.169 | 18/6:09.021 |
| 8 | 2 | 21.324 | 18/6:10.872 |
| 9 | 2 | 20.748 | 18/6:11.160 |
| 10 | 1 | 20.205 | 18/6:10.413 |
| 11 | 2 | 21.139 | 18/6:11.330 |
| 12 | 1 | 22.128 | 18/6:13.578 |
| 13 | 1 | 20.275 | 18/6:12.914 |
| 14 | 1 | 20.654 | 18/6:12.833 |
| 15 | 1 | 20.070 | 18/6:12.061 |
| 16 | 1 | 20.226 | 18/6:11.562 |
| 17 | 1 | 20.626 | 18/6:11.544 |
| 18 | 1 | 20.128 | 18/6:11.031 |