| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 16.812 | 18/5:02.616 |
| 2 | 4 | 17.104 | 18/5:05.244 |
| 3 | 3 | 18.208 | 18/5:12.744 |
| 4 | 3 | 17.819 | 18/5:14.743 |
| 5 | 3 | 17.544 | 18/5:14.953 |
| 6 | 4 | 17.706 | 18/5:15.579 |
| 7 | 4 | 17.525 | 18/5:15.561 |
| 8 | 3 | 17.209 | 18/5:14.836 |
| 9 | 4 | 17.314 | 18/5:14.482 |
| 10 | 3 | 17.122 | 18/5:13.853 |
| 11 | 3 | 17.070 | 18/5:13.254 |
| 12 | 3 | 17.241 | 18/5:13.011 |
| 13 | 3 | 16.871 | 18/5:12.293 |
| 14 | 4 | 16.719 | 18/5:11.482 |
| 15 | 4 | 17.756 | 18/5:12.024 |
| 16 | 4 | 18.837 | 18/5:13.714 |
| 17 | 4 | 20.410 | 18/5:16.871 |
| 18 | 4 | 17.406 | 18/5:16.673 |