| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.225 | N/A |
| 2 | 2 | 24.381 | 20/8:05.464 |
| 3 | 2 | 22.400 | 21/8:10.035 |
| 4 | 2 | 29.447 | 20/8:25.002 |
| 5 | 2 | 21.801 | 20/8:07.862 |
| 6 | 3 | 22.828 | 20/8:01.481 |
| 7 | 3 | 26.886 | 20/8:10.077 |
| 8 | 3 | 27.235 | 20/8:17.165 |
| 9 | 3 | 21.995 | 20/8:10.035 |
| 10 | 3 | 23.344 | 20/8:07.338 |
| 11 | 3 | 21.747 | 20/8:02.146 |
| 12 | 3 | 23.320 | 20/8:00.615 |
| 13 | 2 | 20.955 | 21/8:19.456 |
| 14 | 2 | 22.749 | 21/8:17.745 |
| 15 | 2 | 22.22 | 21/8:15.207 |
| 16 | 1 | 25.136 | 21/8:17.190 |
| 17 | 4 | 29.259 | 21/8:24.078 |
| 18 | 4 | 24.844 | 20/8:00.825 |
| 19 | 3 | 21.133 | 21/8:21.625 |
| 20 | 3 | 21.489 | 21/8:19.013 |
| 21 | 3 | 24.049 | 21/8:19.223 |