| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.529 | 21/6:08.109 |
| 2 | 3 | 17.293 | 21/6:05.631 |
| 3 | 3 | 17.050 | 21/6:03.104 |
| 4 | 3 | 16.908 | 21/6:01.095 |
| 5 | 3 | 17.446 | 21/6:02.149 |
| 6 | 3 | 17.299 | 21/6:02.337 |
| 7 | 3 | 17.819 | 21/6:04.032 |
| 8 | 3 | 16.907 | 21/6:02.909 |
| 9 | 3 | 18.018 | 21/6:04.628 |
| 10 | 3 | 17.754 | 21/6:05.448 |
| 11 | 3 | 17.961 | 21/6:06.515 |
| 12 | 3 | 17.134 | 21/6:05.957 |
| 13 | 3 | 16.840 | 21/6:05.009 |
| 14 | 3 | 17.169 | 21/6:04.690 |
| 15 | 3 | 17.595 | 21/6:05.011 |
| 16 | 3 | 19.746 | 21/6:08.114 |
| 17 | 3 | 18.290 | 21/6:09.054 |
| 18 | 3 | 17.662 | 21/6:09.157 |
| 19 | 4 | 18.027 | 21/6:09.652 |
| 20 | 3 | 17.655 | 21/6:09.707 |
| 21 | 3 | 16.911 | 21/6:09.013 |