| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 23.777 | 18/7:07.986 |
| 2 | 4 | 20.078 | 20/7:18.550 |
| 3 | 2 | 20.655 | 20/7:10.067 |
| 4 | 2 | 19.657 | 20/7:00.835 |
| 5 | 1 | 19.224 | 21/7:14.242 |
| 6 | 1 | 20.706 | 21/7:14.340 |
| 7 | 1 | 19.331 | 21/7:10.284 |
| 8 | 2 | 23.889 | 21/7:19.207 |
| 9 | 2 | 19.368 | 21/7:15.598 |
| 10 | 2 | 18.879 | 21/7:11.684 |
| 11 | 2 | 23.946 | 21/7:18.155 |
| 12 | 3 | 26.535 | 20/7:06.742 |
| 13 | 3 | 19.318 | 20/7:03.635 |
| 14 | 3 | 19.361 | 20/7:01.034 |
| 15 | 3 | 20.693 | 20/7:00.556 |
| 16 | 3 | 19.727 | 21/7:19.876 |
| 17 | 3 | 19.112 | 21/7:17.610 |
| 18 | 3 | 20.069 | 21/7:16.713 |
| 19 | 3 | 19.297 | 21/7:15.056 |
| 20 | 3 | 30.620 | 20/7:04.242 |