| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.449 | 19/6:09.531 |
| 2 | 2 | 19.310 | 19/6:08.211 |
| 3 | 2 | 18.733 | 19/6:04.116 |
| 4 | 1 | 18.049 | 20/6:17.705 |
| 5 | 2 | 18.354 | 20/6:15.580 |
| 6 | 1 | 17.529 | 20/6:11.413 |
| 7 | 2 | 19.037 | 20/6:12.746 |
| 8 | 2 | 20.245 | 20/6:16.765 |
| 9 | 2 | 20.552 | 19/6:01.545 |
| 10 | 2 | 18.559 | 19/6:00.652 |
| 11 | 2 | 19.19 | 19/6:00.684 |
| 12 | 2 | 19.071 | 19/6:00.823 |
| 13 | 3 | 19.301 | 19/6:01.276 |
| 14 | 3 | 19.765 | 19/6:02.295 |
| 15 | 3 | 18.533 | 19/6:01.617 |
| 16 | 4 | 20.861 | 19/6:03.788 |
| 17 | 4 | 18.564 | 19/6:03.137 |
| 18 | 3 | 18.415 | 19/6:02.401 |
| 19 | 4 | 18.297 | 19/6:01.624 |