| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.803 | 19/6:16.257 |
| 2 | 1 | 18.901 | 19/6:07.688 |
| 3 | 3 | 20.567 | 19/6:15.383 |
| 4 | 1 | 18.497 | 19/6:09.398 |
| 5 | 1 | 19.157 | 19/6:08.315 |
| 6 | 3 | 22.179 | 19/6:17.163 |
| 7 | 3 | 19.797 | 19/6:17.017 |
| 8 | 3 | 20.622 | 19/6:18.867 |
| 9 | 3 | 19.084 | 19/6:17.059 |
| 10 | 4 | 24.097 | 18/6:04.867 |
| 11 | 4 | 18.887 | 18/6:02.603 |
| 12 | 4 | 20.725 | 18/6:03.474 |
| 13 | 3 | 20.096 | 18/6:03.340 |
| 14 | 3 | 21.123 | 18/6:04.545 |
| 15 | 3 | 18.553 | 18/6:02.506 |
| 16 | 3 | 23.310 | 18/6:06.073 |
| 17 | 3 | 18.849 | 18/6:04.497 |
| 18 | 3 | 19.124 | 18/6:03.371 |