| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.213 | 20/6:04.260 |
| 2 | 3 | 17.984 | 20/6:01.970 |
| 3 | 3 | 17.422 | 21/6:15.333 |
| 4 | 2 | 16.973 | 21/6:10.608 |
| 5 | 2 | 16.648 | 21/6:06.408 |
| 6 | 3 | 22.075 | 20/6:04.383 |
| 7 | 3 | 18.864 | 20/6:06.226 |
| 8 | 4 | 17.008 | 20/6:02.968 |
| 9 | 4 | 16.763 | 21/6:17.883 |
| 10 | 4 | 19.103 | 20/6:02.106 |
| 11 | 4 | 20.936 | 20/6:07.253 |
| 12 | 4 | 18.294 | 20/6:07.138 |
| 13 | 3 | 18.323 | 20/6:07.086 |
| 14 | 4 | 17.324 | 20/6:05.614 |
| 15 | 4 | 16.902 | 20/6:03.776 |
| 16 | 4 | 20.124 | 20/6:06.195 |
| 17 | 4 | 19.208 | 20/6:07.252 |
| 18 | 4 | 16.547 | 20/6:05.234 |
| 19 | 3 | 21.502 | 20/6:08.645 |
| 20 | 4 | 20.075 | 20/6:10.288 |