| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.535 | N/A |
| 2 | 1 | 18.224 | 20/6:05.791 |
| 3 | 1 | 18.653 | 20/6:09.866 |
| 4 | 1 | 17.596 | 20/6:04.530 |
| 5 | 1 | 17.554 | 20/6:01.663 |
| 6 | 1 | 17.068 | 21/6:15.915 |
| 7 | 1 | 17.246 | 21/6:14.005 |
| 8 | 1 | 17.304 | 21/6:12.806 |
| 9 | 1 | 18.043 | 21/6:13.755 |
| 10 | 1 | 18.065 | 21/6:14.541 |
| 11 | 1 | 18.151 | 21/6:15.343 |
| 12 | 1 | 17.146 | 21/6:14.171 |
| 13 | 1 | 17.333 | 21/6:13.506 |
| 14 | 1 | 17.983 | 21/6:13.944 |
| 15 | 1 | 17.270 | 21/6:13.300 |
| 16 | 1 | 17.393 | 21/6:12.907 |
| 17 | 1 | 17.592 | 21/6:12.811 |
| 18 | 1 | 17.430 | 21/6:12.536 |
| 19 | 1 | 17.178 | 21/6:12.011 |
| 20 | 1 | 17.894 | 21/6:12.296 |
| 21 | 1 | 18.609 | 21/6:13.267 |