| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.492 | 19/7:07.348 |
| 2 | 5 | 21.985 | 19/7:02.532 |
| 3 | 5 | 26.217 | 18/7:04.164 |
| 4 | 4 | 24.213 | 18/7:07.082 |
| 5 | 4 | 21.132 | 19/7:20.948 |
| 6 | 4 | 21.311 | 19/7:14.942 |
| 7 | 4 | 20.826 | 19/7:09.335 |
| 8 | 4 | 21.759 | 19/7:07.346 |
| 9 | 4 | 22.916 | 19/7:08.241 |
| 10 | 4 | 21.976 | 19/7:07.171 |
| 11 | 4 | 20.599 | 19/7:03.918 |
| 12 | 4 | 20.435 | 19/7:00.947 |
| 13 | 4 | 21.508 | 19/7:00.001 |
| 14 | 4 | 21.255 | 20/7:20.891 |
| 15 | 4 | 21.411 | 20/7:20.047 |
| 16 | 4 | 23.368 | 20/7:21.754 |
| 17 | 4 | 20.763 | 20/7:20.195 |
| 18 | 4 | 21.352 | 20/7:19.464 |
| 19 | 4 | 22.249 | 20/7:19.755 |
| 20 | 4 | 21.303 | 20/7:19.070 |