| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.128 | 18/6:02.304 |
| 2 | 4 | 20.373 | 18/6:04.509 |
| 3 | 3 | 20.012 | 18/6:03.078 |
| 4 | 3 | 19.550 | 18/6:00.284 |
| 5 | 2 | 20.557 | 18/6:02.232 |
| 6 | 2 | 20.032 | 18/6:01.956 |
| 7 | 2 | 20.876 | 18/6:03.929 |
| 8 | 2 | 20.046 | 18/6:03.541 |
| 9 | 2 | 20.523 | 18/6:04.194 |
| 10 | 2 | 19.338 | 18/6:02.583 |
| 11 | 2 | 20.914 | 18/6:03.844 |
| 12 | 2 | 20.542 | 18/6:04.337 |
| 13 | 2 | 21.897 | 18/6:06.630 |
| 14 | 2 | 24.107 | 18/6:11.436 |
| 15 | 2 | 19.822 | 18/6:10.460 |
| 16 | 2 | 19.903 | 18/6:09.697 |
| 17 | 2 | 21.901 | 18/6:11.140 |
| 18 | 2 | 19.612 | 18/6:10.133 |