| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.601 | N/A |
| 2 | 1 | 18.740 | 20/6:13.661 |
| 3 | 1 | 18.787 | 20/6:14.107 |
| 4 | 1 | 17.841 | 20/6:08.265 |
| 5 | 1 | 18.303 | 20/6:07.538 |
| 6 | 1 | 17.979 | 20/6:05.871 |
| 7 | 1 | 17.911 | 20/6:04.544 |
| 8 | 1 | 22.874 | 20/6:17.067 |
| 9 | 1 | 18.628 | 20/6:16.375 |
| 10 | 1 | 18.695 | 20/6:15.979 |
| 11 | 1 | 18.175 | 20/6:14.673 |
| 12 | 1 | 18.812 | 20/6:14.706 |
| 13 | 1 | 18.290 | 20/6:13.906 |
| 14 | 1 | 18.926 | 20/6:14.159 |
| 15 | 1 | 18.179 | 20/6:13.362 |
| 16 | 1 | 17.988 | 20/6:12.429 |
| 17 | 1 | 18.091 | 20/6:11.736 |
| 18 | 1 | 23.368 | 20/6:17.021 |
| 19 | 1 | 17.966 | 20/6:16.018 |
| 20 | 1 | 18.574 | 20/6:15.728 |