| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.873 | 21/6:15.333 |
| 2 | 4 | 17.497 | 21/6:11.385 |
| 3 | 4 | 17.874 | 21/6:12.708 |
| 4 | 4 | 17.883 | 21/6:13.417 |
| 5 | 6 | 19.992 | 20/6:04.476 |
| 6 | 6 | 18.617 | 20/6:05.787 |
| 7 | 5 | 17.263 | 20/6:02.854 |
| 8 | 6 | 23.078 | 20/6:15.192 |
| 9 | 6 | 17.301 | 20/6:11.951 |
| 10 | 5 | 18.662 | 20/6:12.080 |
| 11 | 5 | 18.399 | 20/6:11.707 |
| 12 | 4 | 18.182 | 20/6:11.035 |
| 13 | 4 | 18.330 | 20/6:10.694 |
| 14 | 4 | 19.558 | 20/6:12.156 |
| 15 | 4 | 17.300 | 20/6:10.412 |
| 16 | 4 | 17.804 | 20/6:09.516 |
| 17 | 4 | 17.283 | 20/6:08.113 |
| 18 | 4 | 20.007 | 20/6:09.892 |
| 19 | 4 | 17.834 | 20/6:09.197 |
| 20 | 4 | 19.982 | 20/6:10.719 |