| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.276 | 21/6:02.796 |
| 2 | 2 | 17.232 | 21/6:02.334 |
| 3 | 2 | 17.591 | 21/6:04.693 |
| 4 | 1 | 18.301 | 21/6:09.600 |
| 5 | 1 | 17.122 | 21/6:07.592 |
| 6 | 1 | 20.930 | 20/6:01.507 |
| 7 | 1 | 17.648 | 20/6:00.286 |
| 8 | 1 | 18.262 | 20/6:00.905 |
| 9 | 1 | 18.567 | 20/6:02.064 |
| 10 | 1 | 17.699 | 20/6:01.256 |
| 11 | 1 | 17.153 | 21/6:17.582 |
| 12 | 1 | 20.800 | 20/6:04.302 |
| 13 | 1 | 17.864 | 20/6:03.762 |
| 14 | 1 | 17.386 | 20/6:02.616 |
| 15 | 1 | 17.816 | 20/6:02.196 |
| 16 | 1 | 16.751 | 20/6:00.497 |
| 17 | 1 | 18.621 | 20/6:01.199 |
| 18 | 1 | 16.943 | 21/6:17.956 |
| 19 | 1 | 17.984 | 21/6:17.940 |
| 20 | 1 | 17.601 | 21/6:17.524 |
| 21 | 1 | 18.698 | 21/6:18.245 |