| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.687 | 20/6:13.740 |
| 2 | 3 | 18.481 | 20/6:11.680 |
| 3 | 3 | 18.853 | 20/6:13.473 |
| 4 | 3 | 18.885 | 20/6:14.530 |
| 5 | 4 | 20.668 | 19/6:03.181 |
| 6 | 4 | 24.520 | 18/6:00.282 |
| 7 | 4 | 18.921 | 19/6:17.326 |
| 8 | 4 | 18.683 | 19/6:14.533 |
| 9 | 4 | 18.275 | 19/6:11.499 |
| 10 | 4 | 19.186 | 19/6:10.802 |
| 11 | 4 | 19.535 | 19/6:10.835 |
| 12 | 4 | 19.134 | 19/6:10.228 |
| 13 | 4 | 18.334 | 19/6:08.544 |
| 14 | 4 | 19.269 | 19/6:08.371 |
| 15 | 4 | 19.026 | 19/6:07.912 |
| 16 | 4 | 19.267 | 19/6:07.797 |
| 17 | 4 | 21.733 | 19/6:10.452 |
| 18 | 4 | 18.572 | 19/6:09.475 |
| 19 | 4 | 19.718 | 19/6:09.747 |