| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.379 | 21/7:07.959 |
| 2 | 1 | 19.893 | 21/7:02.856 |
| 3 | 1 | 19.696 | 22/7:19.765 |
| 4 | 1 | 20.577 | 21/7:02.861 |
| 5 | 1 | 19.443 | 22/7:19.947 |
| 6 | 1 | 20.549 | 21/7:01.880 |
| 7 | 1 | 19.280 | 22/7:19.425 |
| 8 | 1 | 20.464 | 21/7:00.738 |
| 9 | 1 | 19.583 | 22/7:19.668 |
| 10 | 1 | 23.213 | 21/7:06.462 |
| 11 | 1 | 20.206 | 21/7:06.268 |
| 12 | 1 | 19.747 | 21/7:05.302 |
| 13 | 1 | 20.038 | 21/7:04.956 |
| 14 | 1 | 19.596 | 21/7:03.996 |
| 15 | 1 | 21.427 | 21/7:05.727 |
| 16 | 1 | 20.324 | 21/7:05.795 |
| 17 | 1 | 20.193 | 21/7:05.692 |
| 18 | 1 | 20.110 | 21/7:05.504 |
| 19 | 1 | 20.215 | 21/7:05.452 |
| 20 | 1 | 21.025 | 21/7:06.256 |
| 21 | 1 | 20.214 | 21/7:06.172 |