| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.184 | 20/5:03.680 |
| 2 | 1 | 15.016 | 20/5:02.000 |
| 3 | 1 | 15.127 | 20/5:02.180 |
| 4 | 1 | 15.234 | 20/5:02.805 |
| 5 | 1 | 15.222 | 20/5:03.132 |
| 6 | 2 | 17.986 | 20/5:12.563 |
| 7 | 2 | 15.777 | 20/5:12.989 |
| 8 | 1 | 15.081 | 20/5:11.567 |
| 9 | 1 | 15.181 | 20/5:10.684 |
| 10 | 1 | 16.037 | 20/5:11.690 |
| 11 | 1 | 16.019 | 20/5:12.480 |
| 12 | 2 | 19.061 | 19/5:02.298 |
| 13 | 1 | 15.235 | 19/5:01.311 |
| 14 | 2 | 19.278 | 19/5:05.952 |
| 15 | 2 | 18.425 | 19/5:08.893 |
| 16 | 2 | 18.254 | 19/5:11.264 |
| 17 | 2 | 15.246 | 19/5:09.994 |
| 18 | 2 | 15.092 | 19/5:08.702 |
| 19 | 1 | 14.991 | 19/5:07.446 |