| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.129 | 20/6:02.580 |
| 2 | 1 | 17.863 | 21/6:17.916 |
| 3 | 2 | 17.302 | 21/6:13.058 |
| 4 | 3 | 17.755 | 21/6:13.007 |
| 5 | 2 | 17.411 | 21/6:11.532 |
| 6 | 2 | 17.852 | 21/6:12.092 |
| 7 | 3 | 22.831 | 20/6:08.980 |
| 8 | 3 | 16.580 | 20/6:04.308 |
| 9 | 3 | 19.082 | 20/6:06.233 |
| 10 | 3 | 17.777 | 20/6:05.164 |
| 11 | 3 | 17.246 | 20/6:03.324 |
| 12 | 3 | 17.682 | 20/6:02.517 |
| 13 | 4 | 18.425 | 20/6:02.977 |
| 14 | 4 | 17.475 | 20/6:02.014 |
| 15 | 4 | 17.368 | 20/6:01.037 |
| 16 | 4 | 17.689 | 20/6:00.584 |
| 17 | 4 | 17.679 | 20/6:00.172 |
| 18 | 4 | 19.189 | 20/6:01.483 |
| 19 | 4 | 18.209 | 20/6:01.625 |
| 20 | 4 | 17.754 | 20/6:01.298 |