| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.091 | 18/6:19.638 |
| 2 | 3 | 18.552 | 19/6:16.608 |
| 3 | 3 | 20.074 | 19/6:18.208 |
| 4 | 4 | 18.789 | 19/6:12.904 |
| 5 | 3 | 18.001 | 19/6:06.727 |
| 6 | 3 | 19.217 | 19/6:06.459 |
| 7 | 3 | 18.928 | 19/6:05.484 |
| 8 | 4 | 17.813 | 19/6:02.104 |
| 9 | 2 | 18.524 | 19/6:00.977 |
| 10 | 2 | 18.184 | 20/6:18.346 |
| 11 | 2 | 19.149 | 20/6:18.767 |
| 12 | 3 | 20.011 | 19/6:01.527 |
| 13 | 3 | 18.524 | 19/6:00.791 |
| 14 | 3 | 21.662 | 19/6:04.419 |
| 15 | 3 | 17.924 | 19/6:02.828 |
| 16 | 4 | 19.146 | 19/6:02.887 |
| 17 | 3 | 19.453 | 19/6:03.282 |
| 18 | 3 | 19.055 | 19/6:03.213 |
| 19 | 3 | 18.351 | 19/6:02.448 |