| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.262 | 20/5:05.240 |
| 2 | 1 | 15.515 | 20/5:07.770 |
| 3 | 2 | 15.827 | 20/5:10.693 |
| 4 | 2 | 15.944 | 20/5:12.740 |
| 5 | 2 | 15.827 | 20/5:13.500 |
| 6 | 1 | 15.447 | 20/5:12.740 |
| 7 | 1 | 14.963 | 20/5:10.814 |
| 8 | 1 | 15.400 | 20/5:10.462 |
| 9 | 1 | 14.707 | 20/5:08.649 |
| 10 | 1 | 15.591 | 20/5:08.966 |
| 11 | 1 | 16.609 | 20/5:11.076 |
| 12 | 1 | 15.391 | 20/5:10.805 |
| 13 | 1 | 15.190 | 20/5:10.266 |
| 14 | 1 | 15.159 | 20/5:09.760 |
| 15 | 1 | 18.478 | 20/5:13.747 |
| 16 | 1 | 15.609 | 20/5:13.649 |
| 17 | 1 | 15.422 | 20/5:13.342 |
| 18 | 1 | 15.765 | 20/5:13.451 |
| 19 | 2 | 22.938 | 19/5:05.044 |