| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 24.303 | N/A |
| 2 | 3 | 20.081 | 21/7:05.923 |
| 3 | 2 | 19.870 | 21/7:03.813 |
| 4 | 2 | 19.562 | 21/7:01.056 |
| 5 | 2 | 19.892 | 21/7:01.328 |
| 6 | 3 | 23.618 | 21/7:16.395 |
| 7 | 3 | 19.838 | 21/7:13.839 |
| 8 | 2 | 21.814 | 21/7:17.660 |
| 9 | 2 | 19.749 | 21/7:15.363 |
| 10 | 2 | 20.160 | 21/7:14.489 |
| 11 | 2 | 19.323 | 21/7:12.117 |
| 12 | 2 | 20.188 | 21/7:11.748 |
| 13 | 2 | 19.868 | 21/7:10.908 |
| 14 | 2 | 19.402 | 21/7:09.479 |
| 15 | 2 | 20.210 | 21/7:09.410 |
| 16 | 2 | 19.917 | 21/7:08.959 |
| 17 | 2 | 20.196 | 21/7:08.913 |
| 18 | 2 | 22.908 | 21/7:12.063 |
| 19 | 4 | 24.817 | 21/7:16.984 |
| 20 | 4 | 20.064 | 21/7:16.384 |
| 21 | 4 | 24.291 | 21/7:20.071 |