| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.732 | 21/6:12.372 |
| 2 | 1 | 17.587 | 21/6:10.850 |
| 3 | 1 | 17.666 | 21/6:10.895 |
| 4 | 1 | 17.443 | 21/6:09.747 |
| 5 | 1 | 17.851 | 21/6:10.772 |
| 6 | 1 | 18.932 | 21/6:15.239 |
| 7 | 1 | 17.845 | 21/6:15.168 |
| 8 | 1 | 17.760 | 21/6:14.892 |
| 9 | 1 | 18.030 | 21/6:15.307 |
| 10 | 1 | 18.034 | 21/6:15.648 |
| 11 | 1 | 18.103 | 21/6:16.058 |
| 12 | 1 | 17.979 | 21/6:16.183 |
| 13 | 1 | 17.789 | 21/6:15.982 |
| 14 | 1 | 17.993 | 21/6:16.116 |
| 15 | 1 | 18.040 | 21/6:16.298 |
| 16 | 1 | 17.890 | 21/6:16.260 |
| 17 | 1 | 17.960 | 21/6:16.313 |
| 18 | 1 | 18.267 | 21/6:16.718 |
| 19 | 1 | 18.222 | 21/6:17.031 |
| 20 | 1 | 17.854 | 21/6:16.926 |
| 21 | 1 | 18.211 | 21/6:17.188 |