| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.664 | 21/6:10.944 |
| 2 | 1 | 17.547 | 21/6:09.715 |
| 3 | 1 | 17.526 | 21/6:09.159 |
| 4 | 2 | 17.606 | 21/6:09.301 |
| 5 | 1 | 17.271 | 21/6:07.979 |
| 6 | 2 | 18.314 | 21/6:10.748 |
| 7 | 2 | 17.235 | 21/6:09.489 |
| 8 | 2 | 17.428 | 21/6:09.051 |
| 9 | 2 | 17.229 | 21/6:08.247 |
| 10 | 2 | 19.011 | 21/6:11.345 |
| 11 | 2 | 17.500 | 21/6:10.996 |
| 12 | 2 | 18.042 | 21/6:11.653 |
| 13 | 2 | 17.380 | 21/6:11.139 |
| 14 | 2 | 16.927 | 21/6:10.020 |
| 15 | 1 | 16.814 | 21/6:08.892 |
| 16 | 1 | 17.173 | 21/6:08.375 |
| 17 | 1 | 17.719 | 21/6:08.594 |
| 18 | 1 | 16.931 | 21/6:07.870 |
| 19 | 1 | 17.602 | 21/6:07.963 |
| 20 | 1 | 19.554 | 21/6:10.097 |
| 21 | 1 | 18.027 | 21/6:10.500 |