| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.630 | 18/6:11.340 |
| 2 | 2 | 20.389 | 18/6:09.171 |
| 3 | 3 | 20.616 | 18/6:09.810 |
| 4 | 3 | 20.140 | 18/6:07.988 |
| 5 | 4 | 20.085 | 18/6:06.696 |
| 6 | 4 | 19.910 | 18/6:05.310 |
| 7 | 3 | 20.049 | 18/6:04.677 |
| 8 | 3 | 20.130 | 18/6:04.385 |
| 9 | 4 | 20.602 | 18/6:05.102 |
| 10 | 4 | 20.665 | 18/6:05.789 |
| 11 | 4 | 22.564 | 18/6:09.458 |
| 12 | 4 | 21.608 | 18/6:11.082 |
| 13 | 4 | 21.258 | 18/6:11.971 |
| 14 | 4 | 20.573 | 18/6:11.853 |
| 15 | 4 | 21.069 | 18/6:12.346 |
| 16 | 4 | 20.531 | 18/6:12.171 |
| 17 | 4 | 19.716 | 18/6:11.155 |
| 18 | 4 | 21.084 | 18/6:11.619 |