| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.358 | 21/6:04.518 |
| 2 | 4 | 16.815 | 22/6:15.903 |
| 3 | 4 | 17.232 | 22/6:16.970 |
| 4 | 4 | 17.177 | 21/6:00.055 |
| 5 | 4 | 16.942 | 22/6:16.306 |
| 6 | 5 | 17.307 | 22/6:17.047 |
| 7 | 4 | 16.990 | 22/6:16.580 |
| 8 | 5 | 18.047 | 21/6:01.904 |
| 9 | 5 | 17.197 | 21/6:01.818 |
| 10 | 4 | 17.206 | 21/6:01.769 |
| 11 | 4 | 17.205 | 21/6:01.727 |
| 12 | 4 | 17.026 | 21/6:01.379 |
| 13 | 4 | 17.408 | 21/6:01.701 |
| 14 | 3 | 17.006 | 21/6:01.374 |
| 15 | 3 | 17.076 | 21/6:01.189 |
| 16 | 4 | 16.980 | 21/6:00.901 |
| 17 | 4 | 17.115 | 21/6:00.813 |
| 18 | 4 | 16.848 | 21/6:00.424 |
| 19 | 3 | 17.294 | 21/6:00.569 |
| 20 | 3 | 17.264 | 21/6:00.668 |
| 21 | 4 | 18.848 | 21/6:02.341 |