| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.688 | 17/5:00.696 |
| 2 | 2 | 16.414 | 18/5:06.918 |
| 3 | 1 | 17.165 | 18/5:07.602 |
| 4 | 1 | 17.061 | 18/5:07.476 |
| 5 | 1 | 17.581 | 18/5:09.272 |
| 6 | 1 | 17.020 | 18/5:08.787 |
| 7 | 1 | 17.240 | 18/5:09.006 |
| 8 | 1 | 16.921 | 18/5:08.452 |
| 9 | 2 | 20.880 | 18/5:15.940 |
| 10 | 2 | 17.281 | 18/5:15.452 |
| 11 | 2 | 16.691 | 18/5:14.087 |
| 12 | 2 | 16.578 | 18/5:12.780 |
| 13 | 1 | 17.199 | 18/5:12.534 |
| 14 | 2 | 17.320 | 18/5:12.479 |
| 15 | 2 | 16.717 | 18/5:11.707 |
| 16 | 1 | 17.078 | 18/5:11.438 |
| 17 | 2 | 17.371 | 18/5:11.511 |
| 18 | 2 | 16.636 | 18/5:10.841 |