| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 27.990 | N/A |
| 2 | 3 | 20.498 | 21/7:17.095 |
| 3 | 2 | 21.147 | 20/7:03.617 |
| 4 | 2 | 20.330 | 20/7:00.498 |
| 5 | 2 | 20.161 | 21/7:18.067 |
| 6 | 2 | 20.245 | 21/7:17.514 |
| 7 | 2 | 21.157 | 21/7:19.783 |
| 8 | 2 | 21.258 | 20/7:01.007 |
| 9 | 1 | 20.902 | 20/7:01.522 |
| 10 | 1 | 20.693 | 20/7:01.482 |
| 11 | 1 | 20.876 | 20/7:01.797 |
| 12 | 1 | 20.596 | 20/7:01.571 |
| 13 | 1 | 21.122 | 20/7:02.216 |
| 14 | 1 | 21.290 | 20/7:03.007 |
| 15 | 1 | 20.624 | 20/7:02.781 |
| 16 | 1 | 20.929 | 20/7:02.972 |
| 17 | 1 | 21.077 | 20/7:03.314 |
| 18 | 1 | 20.666 | 20/7:03.157 |
| 19 | 1 | 20.718 | 20/7:03.072 |
| 20 | 1 | 21.078 | 20/7:03.357 |