| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 1.533 | N/A |
| 2 | 2 | 18.787 | 21/6:17.273 |
| 3 | 2 | 17.775 | 21/6:07.153 |
| 4 | 2 | 18.148 | 21/6:06.266 |
| 5 | 2 | 18.279 | 21/6:06.478 |
| 6 | 2 | 18.022 | 21/6:05.577 |
| 7 | 2 | 17.917 | 21/6:04.626 |
| 8 | 2 | 18.178 | 21/6:04.693 |
| 9 | 2 | 18.740 | 21/6:06.148 |
| 10 | 2 | 17.832 | 21/6:05.261 |
| 11 | 2 | 18.466 | 21/6:05.821 |
| 12 | 2 | 18.784 | 21/6:06.856 |
| 13 | 2 | 18.316 | 21/6:06.939 |
| 14 | 2 | 19.081 | 21/6:08.186 |
| 15 | 2 | 18.502 | 21/6:08.428 |
| 16 | 2 | 19.597 | 21/6:10.098 |
| 17 | 2 | 18.016 | 21/6:09.583 |
| 18 | 2 | 24.052 | 21/6:16.229 |
| 19 | 2 | 18.482 | 21/6:15.948 |
| 20 | 2 | 17.990 | 21/6:15.179 |
| 21 | 2 | 18.510 | 21/6:15.007 |