| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.161 | 20/6:03.220 |
| 2 | 3 | 19.428 | 20/6:15.890 |
| 3 | 3 | 18.706 | 20/6:15.300 |
| 4 | 4 | 18.583 | 20/6:14.390 |
| 5 | 3 | 18.837 | 20/6:14.860 |
| 6 | 3 | 19.740 | 20/6:18.183 |
| 7 | 3 | 18.113 | 20/6:15.909 |
| 8 | 3 | 18.899 | 20/6:16.167 |
| 9 | 2 | 17.994 | 20/6:14.358 |
| 10 | 2 | 18.678 | 20/6:14.278 |
| 11 | 2 | 19.195 | 20/6:15.153 |
| 12 | 2 | 19.359 | 20/6:16.155 |
| 13 | 2 | 19.390 | 20/6:17.051 |
| 14 | 2 | 18.363 | 20/6:16.351 |
| 15 | 2 | 19.049 | 20/6:16.660 |
| 16 | 2 | 19.693 | 20/6:17.735 |
| 17 | 2 | 19.670 | 20/6:18.656 |
| 18 | 1 | 18.341 | 20/6:17.999 |
| 19 | 2 | 19.643 | 20/6:18.781 |
| 20 | 2 | 18.617 | 20/6:18.459 |