| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 25.283 | N/A |
| 2 | 2 | 25.800 | 19/8:09.683 |
| 3 | 1 | 22.662 | 20/8:05.672 |
| 4 | 1 | 22.892 | 21/8:20.976 |
| 5 | 1 | 24.133 | 21/8:22.718 |
| 6 | 2 | 28.535 | 20/8:16.566 |
| 7 | 2 | 24.144 | 20/8:14.475 |
| 8 | 2 | 23.042 | 20/8:09.990 |
| 9 | 2 | 22.230 | 20/8:04.698 |
| 10 | 2 | 23.384 | 20/8:03.018 |
| 11 | 2 | 27.455 | 20/8:09.409 |
| 12 | 2 | 24.282 | 20/8:09.157 |
| 13 | 2 | 24.924 | 20/8:09.964 |
| 14 | 2 | 23.620 | 20/8:08.741 |
| 15 | 2 | 23.492 | 20/8:07.519 |
| 16 | 2 | 23.262 | 20/8:06.168 |
| 17 | 1 | 22.360 | 20/8:03.915 |
| 18 | 1 | 26.222 | 20/8:06.244 |
| 19 | 2 | 31.259 | 20/8:13.630 |
| 20 | 2 | 27.836 | 20/8:16.817 |