| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.290 | 20/6:05.800 |
| 2 | 5 | 18.463 | 20/6:07.530 |
| 3 | 3 | 17.997 | 20/6:05.000 |
| 4 | 3 | 18.192 | 20/6:04.710 |
| 5 | 3 | 19.277 | 20/6:08.876 |
| 6 | 3 | 18.145 | 20/6:07.880 |
| 7 | 2 | 18.114 | 20/6:07.080 |
| 8 | 2 | 18.750 | 20/6:08.070 |
| 9 | 2 | 18.514 | 20/6:08.316 |
| 10 | 1 | 18.711 | 20/6:08.906 |
| 11 | 1 | 18.106 | 20/6:08.289 |
| 12 | 2 | 18.550 | 20/6:08.515 |
| 13 | 2 | 19.351 | 20/6:09.938 |
| 14 | 2 | 19.001 | 20/6:10.659 |
| 15 | 2 | 18.243 | 20/6:10.272 |
| 16 | 2 | 22.423 | 20/6:15.159 |
| 17 | 2 | 18.629 | 20/6:15.007 |
| 18 | 2 | 17.951 | 20/6:14.119 |
| 19 | 2 | 17.930 | 20/6:13.302 |
| 20 | 2 | 18.491 | 20/6:13.128 |