| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 24.397 | N/A |
| 2 | 2 | 22.494 | 19/7:09.289 |
| 3 | 3 | 23.442 | 19/7:17.821 |
| 4 | 3 | 23.415 | 19/7:20.503 |
| 5 | 3 | 22.250 | 19/7:16.601 |
| 6 | 3 | 21.750 | 19/7:12.460 |
| 7 | 2 | 21.936 | 19/7:10.258 |
| 8 | 3 | 23.941 | 19/7:13.840 |
| 9 | 3 | 22.414 | 19/7:13.091 |
| 10 | 3 | 22.163 | 19/7:12.007 |
| 11 | 3 | 22.406 | 19/7:11.576 |
| 12 | 3 | 22.338 | 19/7:11.113 |
| 13 | 3 | 23.326 | 19/7:12.209 |
| 14 | 3 | 22.567 | 19/7:12.085 |
| 15 | 4 | 25.190 | 19/7:15.352 |
| 16 | 4 | 22.976 | 19/7:15.526 |
| 17 | 4 | 22.937 | 19/7:15.635 |
| 18 | 3 | 23.639 | 19/7:16.474 |
| 19 | 4 | 24.074 | 19/7:17.655 |