| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.539 | N/A |
| 2 | 2 | 18.392 | 20/6:09.987 |
| 3 | 2 | 18.203 | 20/6:08.191 |
| 4 | 2 | 18.582 | 20/6:09.993 |
| 5 | 2 | 18.325 | 20/6:09.673 |
| 6 | 2 | 18.042 | 20/6:08.406 |
| 7 | 2 | 18.673 | 20/6:09.559 |
| 8 | 3 | 18.652 | 20/6:10.326 |
| 9 | 2 | 18.730 | 20/6:11.086 |
| 10 | 2 | 17.797 | 20/6:09.708 |
| 11 | 2 | 18.227 | 20/6:09.422 |
| 12 | 3 | 19.260 | 20/6:10.973 |
| 13 | 2 | 18.750 | 20/6:11.457 |
| 14 | 2 | 18.272 | 20/6:11.169 |
| 15 | 2 | 18.132 | 20/6:10.732 |
| 16 | 2 | 18.580 | 20/6:10.920 |
| 17 | 2 | 17.786 | 20/6:10.142 |
| 18 | 2 | 17.685 | 20/6:09.343 |
| 19 | 2 | 18.216 | 20/6:09.193 |
| 20 | 2 | 18.189 | 20/6:09.032 |