| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.467 | 19/6:09.873 |
| 2 | 3 | 20.212 | 19/6:16.951 |
| 3 | 3 | 21.534 | 18/6:07.278 |
| 4 | 4 | 20.213 | 18/6:06.417 |
| 5 | 2 | 19.025 | 18/6:01.624 |
| 6 | 2 | 19.955 | 18/6:01.218 |
| 7 | 2 | 20.121 | 18/6:01.355 |
| 8 | 4 | 20.455 | 18/6:02.209 |
| 9 | 4 | 21.333 | 18/6:04.630 |
| 10 | 3 | 21.541 | 18/6:06.941 |
| 11 | 3 | 21.573 | 18/6:08.884 |
| 12 | 3 | 25.647 | 18/6:16.614 |
| 13 | 3 | 19.065 | 18/6:14.041 |
| 14 | 3 | 18.847 | 18/6:11.556 |
| 15 | 3 | 20.262 | 18/6:11.100 |
| 16 | 3 | 20.052 | 18/6:10.465 |
| 17 | 3 | 18.733 | 18/6:08.508 |
| 18 | 3 | 20.032 | 18/6:08.067 |