| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.951 | N/A |
| 2 | 4 | 17.733 | 21/6:12.611 |
| 3 | 4 | 17.466 | 21/6:09.941 |
| 4 | 3 | 18.505 | 21/6:15.977 |
| 5 | 2 | 17.517 | 21/6:14.056 |
| 6 | 2 | 17.191 | 21/6:11.599 |
| 7 | 4 | 19.509 | 21/6:17.687 |
| 8 | 4 | 17.326 | 21/6:15.799 |
| 9 | 4 | 17.207 | 21/6:14.086 |
| 10 | 4 | 18.320 | 21/6:15.226 |
| 11 | 4 | 17.669 | 21/6:14.837 |
| 12 | 4 | 17.544 | 21/6:14.291 |
| 13 | 4 | 17.708 | 21/6:14.109 |
| 14 | 4 | 17.677 | 21/6:13.907 |
| 15 | 4 | 17.390 | 21/6:13.325 |
| 16 | 4 | 18.279 | 21/6:14.005 |
| 17 | 4 | 18.287 | 21/6:14.611 |
| 18 | 4 | 19.130 | 21/6:16.136 |
| 19 | 4 | 20.932 | 20/6:01.418 |
| 20 | 4 | 17.622 | 20/6:00.963 |