| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.077 | N/A |
| 2 | 1 | 20.496 | 21/7:08.997 |
| 3 | 1 | 20.219 | 21/7:06.227 |
| 4 | 1 | 20.972 | 21/7:10.323 |
| 5 | 1 | 20.663 | 21/7:10.827 |
| 6 | 1 | 21.071 | 21/7:12.761 |
| 7 | 1 | 20.791 | 21/7:13.117 |
| 8 | 1 | 21.560 | 21/7:15.568 |
| 9 | 1 | 20.817 | 21/7:15.549 |
| 10 | 1 | 21.347 | 21/7:16.712 |
| 11 | 1 | 21.269 | 21/7:17.487 |
| 12 | 1 | 20.932 | 21/7:17.507 |
| 13 | 1 | 20.925 | 21/7:17.513 |
| 14 | 1 | 23.195 | 21/7:21.010 |
| 15 | 1 | 20.517 | 21/7:20.182 |
| 16 | 1 | 21.604 | 21/7:20.914 |
| 17 | 1 | 20.410 | 21/7:20.062 |
| 18 | 1 | 20.932 | 21/7:19.924 |
| 19 | 1 | 20.974 | 21/7:19.848 |
| 20 | 1 | 20.528 | 21/7:19.310 |
| 21 | 1 | 21.393 | 21/7:19.692 |