| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.179 | 20/6:03.580 |
| 2 | 2 | 17.452 | 21/6:14.125 |
| 3 | 3 | 17.950 | 21/6:15.067 |
| 4 | 3 | 23.257 | 19/6:04.981 |
| 5 | 3 | 17.718 | 20/6:18.224 |
| 6 | 3 | 18.099 | 20/6:15.517 |
| 7 | 3 | 17.796 | 20/6:12.717 |
| 8 | 3 | 18.860 | 20/6:13.278 |
| 9 | 3 | 19.203 | 20/6:14.476 |
| 10 | 3 | 17.640 | 20/6:12.308 |
| 11 | 3 | 17.997 | 20/6:11.184 |
| 12 | 3 | 18.369 | 20/6:10.867 |
| 13 | 3 | 17.588 | 20/6:09.397 |
| 14 | 3 | 17.428 | 20/6:07.909 |
| 15 | 3 | 17.545 | 20/6:06.775 |
| 16 | 3 | 17.528 | 20/6:05.761 |
| 17 | 3 | 17.830 | 20/6:05.222 |
| 18 | 3 | 18.287 | 20/6:05.251 |
| 19 | 2 | 17.644 | 20/6:04.600 |
| 20 | 2 | 17.945 | 20/6:04.315 |