| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.012 | N/A |
| 2 | 1 | 19.925 | 21/7:00.512 |
| 3 | 1 | 19.857 | 22/7:19.723 |
| 4 | 1 | 20.015 | 21/7:00.658 |
| 5 | 1 | 25.709 | 20/7:08.165 |
| 6 | 1 | 19.573 | 20/7:01.312 |
| 7 | 1 | 20.913 | 20/7:00.986 |
| 8 | 2 | 23.451 | 20/7:07.643 |
| 9 | 2 | 20.354 | 20/7:05.279 |
| 10 | 2 | 19.933 | 20/7:02.553 |
| 11 | 3 | 25.049 | 20/7:10.092 |
| 12 | 2 | 19.950 | 20/7:07.453 |
| 13 | 1 | 19.883 | 20/7:05.147 |
| 14 | 1 | 20.291 | 20/7:03.793 |
| 15 | 1 | 20.003 | 20/7:02.241 |
| 16 | 1 | 20.323 | 20/7:01.302 |
| 17 | 1 | 22.913 | 20/7:03.555 |
| 18 | 1 | 19.742 | 20/7:02.000 |
| 19 | 1 | 19.593 | 20/7:00.459 |
| 20 | 1 | 21.835 | 20/7:01.324 |