| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.337 | 21/7:07.077 |
| 2 | 3 | 19.994 | 21/7:03.476 |
| 3 | 3 | 24.266 | 20/7:10.647 |
| 4 | 3 | 26.319 | 19/7:11.851 |
| 5 | 3 | 27.707 | 18/7:07.043 |
| 6 | 4 | 21.148 | 19/7:22.608 |
| 7 | 4 | 19.734 | 19/7:12.942 |
| 8 | 3 | 21.203 | 19/7:09.182 |
| 9 | 4 | 27.037 | 19/7:18.573 |
| 10 | 4 | 21.839 | 19/7:16.210 |
| 11 | 4 | 28.269 | 18/7:01.941 |
| 12 | 4 | 20.246 | 19/7:20.323 |
| 13 | 4 | 26.710 | 18/7:02.043 |
| 14 | 4 | 20.268 | 19/7:21.176 |
| 15 | 4 | 20.414 | 19/7:17.622 |
| 16 | 4 | 22.912 | 19/7:17.479 |
| 17 | 4 | 29.633 | 18/7:01.450 |
| 18 | 4 | 21.176 | 19/7:22.502 |
| 19 | 4 | 25.554 | 19/7:24.766 |