| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 22.232 | N/A |
| 2 | 2 | 19.944 | 18/6:01.028 |
| 3 | 2 | 20.655 | 18/6:07.323 |
| 4 | 2 | 19.772 | 18/6:04.334 |
| 5 | 3 | 21.063 | 18/6:08.326 |
| 6 | 3 | 20.789 | 18/6:09.790 |
| 7 | 2 | 21.142 | 18/6:11.766 |
| 8 | 2 | 20.111 | 18/6:10.673 |
| 9 | 2 | 20.379 | 18/6:10.423 |
| 10 | 2 | 20.670 | 18/6:10.779 |
| 11 | 2 | 20.925 | 18/6:11.497 |
| 12 | 2 | 20.533 | 18/6:11.478 |
| 13 | 2 | 20.529 | 18/6:11.457 |
| 14 | 2 | 20.321 | 18/6:11.167 |
| 15 | 3 | 22.127 | 18/6:13.112 |
| 16 | 3 | 20.863 | 18/6:13.364 |
| 17 | 2 | 20.542 | 18/6:13.244 |
| 18 | 2 | 20.917 | 18/6:13.514 |