| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 12.788 | 19/4:02.972 |
| 2 | 4 | 12.530 | 19/4:00.521 |
| 3 | 4 | 12.334 | 20/4:11.013 |
| 4 | 4 | 12.008 | 20/4:08.300 |
| 5 | 4 | 12.949 | 20/4:10.436 |
| 6 | 4 | 13.093 | 20/4:12.340 |
| 7 | 4 | 13.355 | 19/4:01.726 |
| 8 | 4 | 11.794 | 20/4:12.127 |
| 9 | 4 | 11.994 | 20/4:10.767 |
| 10 | 4 | 11.508 | 20/4:08.706 |
| 11 | 4 | 11.982 | 20/4:07.882 |
| 12 | 4 | 12.114 | 20/4:07.415 |
| 13 | 4 | 12.147 | 20/4:07.071 |
| 14 | 4 | 12.990 | 20/4:07.980 |
| 15 | 4 | 13.423 | 20/4:09.345 |
| 16 | 4 | 16.752 | 19/4:01.966 |
| 17 | 4 | 13.017 | 19/4:02.281 |
| 18 | 4 | 12.276 | 19/4:01.779 |
| 19 | 4 | 12.291 | 19/4:01.345 |