| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.212 | N/A |
| 2 | 3 | 17.417 | 21/6:08.552 |
| 3 | 2 | 17.036 | 21/6:04.742 |
| 4 | 2 | 17.447 | 21/6:06.212 |
| 5 | 2 | 17.392 | 21/6:06.672 |
| 6 | 2 | 17.813 | 21/6:08.632 |
| 7 | 2 | 19.219 | 21/6:14.625 |
| 8 | 2 | 17.557 | 21/6:14.157 |
| 9 | 2 | 20.962 | 20/6:04.214 |
| 10 | 2 | 17.545 | 20/6:03.031 |
| 11 | 2 | 16.639 | 20/6:00.363 |
| 12 | 2 | 19.758 | 20/6:03.567 |
| 13 | 2 | 27.832 | 19/6:00.137 |
| 14 | 2 | 17.931 | 20/6:17.628 |
| 15 | 2 | 17.660 | 20/6:16.065 |
| 16 | 2 | 17.428 | 20/6:14.417 |
| 17 | 2 | 17.921 | 20/6:13.560 |
| 18 | 2 | 17.472 | 20/6:12.303 |
| 19 | 2 | 17.600 | 20/6:11.320 |
| 20 | 2 | 24.833 | 20/6:17.674 |