| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.123 | 19/6:03.337 |
| 2 | 1 | 18.823 | 19/6:00.487 |
| 3 | 1 | 19.174 | 19/6:01.760 |
| 4 | 2 | 22.957 | 18/6:00.346 |
| 5 | 1 | 18.117 | 19/6:13.137 |
| 6 | 1 | 20.742 | 19/6:16.631 |
| 7 | 1 | 19.670 | 19/6:16.216 |
| 8 | 1 | 19.612 | 19/6:15.768 |
| 9 | 1 | 20.138 | 19/6:16.529 |
| 10 | 1 | 21.273 | 19/6:19.295 |
| 11 | 1 | 24.073 | 18/6:06.058 |
| 12 | 1 | 21.971 | 18/6:08.510 |
| 13 | 1 | 20.160 | 18/6:08.076 |
| 14 | 2 | 25.236 | 18/6:14.232 |
| 15 | 2 | 18.204 | 18/6:11.128 |
| 16 | 2 | 18.917 | 18/6:09.214 |
| 17 | 2 | 18.620 | 18/6:07.211 |
| 18 | 2 | 19.958 | 18/6:06.768 |