| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.385 | 20/6:07.700 |
| 2 | 3 | 18.161 | 20/6:05.460 |
| 3 | 3 | 18.732 | 20/6:08.520 |
| 4 | 1 | 18.266 | 20/6:07.720 |
| 5 | 1 | 17.759 | 20/6:05.212 |
| 6 | 2 | 18.926 | 20/6:07.430 |
| 7 | 1 | 17.858 | 20/6:05.963 |
| 8 | 1 | 18.024 | 20/6:05.278 |
| 9 | 1 | 17.993 | 20/6:04.676 |
| 10 | 1 | 17.888 | 20/6:03.984 |
| 11 | 1 | 17.750 | 20/6:03.167 |
| 12 | 1 | 17.650 | 20/6:02.320 |
| 13 | 1 | 18.255 | 20/6:02.534 |
| 14 | 1 | 21.029 | 20/6:06.680 |
| 15 | 1 | 18.177 | 20/6:06.471 |
| 16 | 1 | 18.881 | 20/6:07.168 |
| 17 | 1 | 18.226 | 20/6:07.012 |
| 18 | 1 | 18.680 | 20/6:07.378 |
| 19 | 1 | 18.318 | 20/6:07.324 |
| 20 | 1 | 18.667 | 20/6:07.625 |