| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.722 | 17/6:09.274 |
| 2 | 4 | 20.079 | 18/6:16.209 |
| 3 | 4 | 20.681 | 18/6:14.892 |
| 4 | 4 | 21.032 | 18/6:15.813 |
| 5 | 3 | 22.106 | 18/6:20.232 |
| 6 | 3 | 21.347 | 18/6:20.901 |
| 7 | 3 | 20.175 | 18/6:18.365 |
| 8 | 3 | 20.638 | 18/6:17.505 |
| 9 | 3 | 20.350 | 18/6:16.260 |
| 10 | 3 | 20.338 | 18/6:15.242 |
| 11 | 3 | 19.889 | 18/6:13.675 |
| 12 | 3 | 19.512 | 18/6:11.804 |
| 13 | 3 | 20.373 | 18/6:11.412 |
| 14 | 3 | 20.157 | 18/6:10.799 |
| 15 | 2 | 20.045 | 18/6:10.133 |
| 16 | 2 | 19.920 | 18/6:09.410 |
| 17 | 2 | 19.803 | 18/6:08.647 |
| 18 | 2 | 20.144 | 18/6:08.311 |