| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.321 | 20/6:06.420 |
| 2 | 1 | 18.098 | 20/6:04.190 |
| 3 | 1 | 18.440 | 20/6:05.727 |
| 4 | 1 | 19.409 | 20/6:11.340 |
| 5 | 1 | 19.430 | 20/6:14.792 |
| 6 | 1 | 19.070 | 20/6:15.893 |
| 7 | 1 | 19.960 | 19/6:00.262 |
| 8 | 1 | 18.330 | 20/6:17.645 |
| 9 | 1 | 18.642 | 20/6:17.111 |
| 10 | 1 | 19.712 | 20/6:18.824 |
| 11 | 1 | 19.187 | 19/6:00.307 |
| 12 | 1 | 19.033 | 19/6:00.417 |
| 13 | 1 | 19.287 | 19/6:00.882 |
| 14 | 1 | 18.815 | 19/6:00.639 |
| 15 | 1 | 18.489 | 19/6:00.016 |
| 16 | 1 | 18.946 | 19/6:00.013 |
| 17 | 1 | 19.607 | 19/6:00.750 |
| 18 | 1 | 19.014 | 19/6:00.778 |
| 19 | 1 | 19.573 | 19/6:01.363 |