| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.198 | 20/7:03.960 |
| 2 | 2 | 28.052 | 18/7:23.250 |
| 3 | 1 | 21.337 | 18/7:03.522 |
| 4 | 1 | 20.846 | 19/7:14.307 |
| 5 | 1 | 20.215 | 19/7:04.262 |
| 6 | 1 | 19.967 | 20/7:18.717 |
| 7 | 1 | 21.632 | 20/7:17.849 |
| 8 | 1 | 22.060 | 20/7:18.268 |
| 9 | 1 | 21.234 | 20/7:16.758 |
| 10 | 1 | 20.845 | 20/7:14.772 |
| 11 | 1 | 23.955 | 20/7:18.802 |
| 12 | 1 | 22.861 | 20/7:20.337 |
| 13 | 1 | 23.779 | 19/7:00.895 |
| 14 | 1 | 20.840 | 20/7:21.173 |
| 15 | 1 | 20.994 | 20/7:19.753 |
| 16 | 1 | 20.706 | 20/7:18.151 |
| 17 | 1 | 21.599 | 20/7:17.788 |
| 18 | 1 | 22.799 | 20/7:18.799 |
| 19 | 1 | 22.796 | 20/7:19.700 |
| 20 | 1 | 30.968 | 20/7:28.683 |