| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 14.534 | 21/5:05.214 |
| 2 | 4 | 14.220 | 21/5:01.917 |
| 3 | 3 | 17.783 | 20/5:10.247 |
| 4 | 3 | 19.343 | 19/5:12.930 |
| 5 | 3 | 13.992 | 19/5:03.514 |
| 6 | 3 | 14.736 | 20/5:15.360 |
| 7 | 3 | 13.466 | 20/5:08.783 |
| 8 | 3 | 13.933 | 20/5:05.018 |
| 9 | 3 | 14.485 | 20/5:03.316 |
| 10 | 3 | 17.366 | 20/5:07.716 |
| 11 | 4 | 19.735 | 20/5:15.624 |
| 12 | 4 | 14.755 | 20/5:13.913 |
| 13 | 4 | 14.492 | 20/5:12.062 |
| 14 | 3 | 15.170 | 20/5:11.443 |
| 15 | 4 | 14.518 | 20/5:10.037 |
| 16 | 3 | 13.802 | 20/5:07.912 |
| 17 | 3 | 15.429 | 20/5:07.952 |
| 18 | 3 | 15.653 | 20/5:08.236 |
| 19 | 4 | 17.675 | 20/5:10.618 |
| 20 | 3 | 13.555 | 20/5:08.642 |