| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 16.808 | 18/5:02.544 |
| 2 | 4 | 17.233 | 18/5:06.369 |
| 3 | 4 | 16.585 | 18/5:03.756 |
| 4 | 5 | 16.773 | 18/5:03.296 |
| 5 | 5 | 16.804 | 18/5:03.131 |
| 6 | 4 | 16.974 | 18/5:03.531 |
| 7 | 5 | 16.776 | 18/5:03.308 |
| 8 | 6 | 22.125 | 18/5:15.175 |
| 9 | 6 | 16.164 | 18/5:12.484 |
| 10 | 5 | 17.039 | 18/5:11.906 |
| 11 | 5 | 18.321 | 18/5:13.531 |
| 12 | 5 | 17.372 | 18/5:13.461 |
| 13 | 5 | 15.815 | 18/5:11.246 |
| 14 | 5 | 16.744 | 18/5:10.542 |
| 15 | 5 | 16.745 | 18/5:09.934 |
| 16 | 5 | 17.076 | 18/5:09.773 |
| 17 | 5 | 16.541 | 18/5:09.065 |
| 18 | 5 | 18.028 | 18/5:09.923 |