| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.485 | 19/6:10.215 |
| 2 | 4 | 20.164 | 19/6:16.666 |
| 3 | 4 | 19.001 | 19/6:11.450 |
| 4 | 4 | 20.561 | 19/6:16.252 |
| 5 | 3 | 19.324 | 19/6:14.433 |
| 6 | 3 | 20.398 | 19/6:16.621 |
| 7 | 3 | 18.684 | 19/6:13.532 |
| 8 | 4 | 26.594 | 18/6:09.475 |
| 9 | 4 | 18.959 | 18/6:06.340 |
| 10 | 4 | 22.192 | 18/6:09.652 |
| 11 | 4 | 19.459 | 18/6:07.889 |
| 12 | 4 | 19.189 | 18/6:06.015 |
| 13 | 4 | 20.137 | 18/6:05.742 |
| 14 | 4 | 18.524 | 18/6:03.434 |
| 15 | 4 | 20.521 | 18/6:03.830 |
| 16 | 4 | 19.789 | 18/6:03.354 |
| 17 | 4 | 19.284 | 18/6:02.398 |
| 18 | 4 | 19.694 | 18/6:01.959 |