| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.182 | 20/5:03.640 |
| 2 | 1 | 15.049 | 20/5:02.310 |
| 3 | 2 | 15.680 | 20/5:06.073 |
| 4 | 1 | 14.771 | 20/5:03.410 |
| 5 | 2 | 15.181 | 20/5:03.452 |
| 6 | 2 | 14.754 | 20/5:02.057 |
| 7 | 2 | 17.470 | 20/5:08.820 |
| 8 | 2 | 14.925 | 20/5:07.530 |
| 9 | 2 | 15.043 | 20/5:06.789 |
| 10 | 2 | 15.132 | 20/5:06.374 |
| 11 | 3 | 17.785 | 20/5:10.858 |
| 12 | 2 | 15.438 | 20/5:10.683 |
| 13 | 2 | 15.850 | 20/5:11.169 |
| 14 | 2 | 14.964 | 20/5:10.320 |
| 15 | 2 | 15.159 | 20/5:09.844 |
| 16 | 2 | 14.715 | 20/5:08.873 |
| 17 | 2 | 15.236 | 20/5:08.628 |
| 18 | 2 | 16.105 | 20/5:09.377 |
| 19 | 2 | 14.871 | 20/5:08.747 |
| 20 | 2 | 15.148 | 20/5:08.458 |