| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 31.227 | N/A |
| 2 | 5 | 24.395 | 20/8:14.732 |
| 3 | 5 | 21.218 | 21/8:07.357 |
| 4 | 4 | 22.940 | 21/8:08.247 |
| 5 | 6 | 25.789 | 21/8:22.937 |
| 6 | 6 | 22.755 | 21/8:19.615 |
| 7 | 6 | 21.357 | 21/8:12.740 |
| 8 | 5 | 23.001 | 21/8:12.527 |
| 9 | 4 | 21.629 | 21/8:08.937 |
| 10 | 4 | 22.907 | 21/8:08.984 |
| 11 | 6 | 26.317 | 21/8:15.843 |
| 12 | 4 | 22.114 | 21/8:13.812 |
| 13 | 4 | 21.102 | 21/8:10.433 |
| 14 | 4 | 23.711 | 21/8:11.588 |
| 15 | 4 | 24.985 | 21/8:14.398 |
| 16 | 4 | 27.081 | 21/8:19.628 |
| 17 | 4 | 28.301 | 20/8:02.004 |
| 18 | 4 | 22.053 | 20/8:00.135 |
| 19 | 4 | 22.004 | 21/8:21.959 |
| 20 | 3 | 22.394 | 21/8:20.756 |
| 21 | 4 | 24.146 | 21/8:21.426 |