| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.382 | 21/6:05.022 |
| 2 | 3 | 17.097 | 21/6:02.029 |
| 3 | 4 | 17.752 | 21/6:05.617 |
| 4 | 4 | 17.145 | 21/6:04.224 |
| 5 | 4 | 17.355 | 21/6:04.270 |
| 6 | 4 | 16.662 | 21/6:01.876 |
| 7 | 4 | 17.329 | 21/6:02.166 |
| 8 | 4 | 17.402 | 21/6:02.576 |
| 9 | 4 | 17.423 | 21/6:02.943 |
| 10 | 4 | 17.892 | 21/6:04.222 |
| 11 | 5 | 21.627 | 21/6:12.399 |
| 12 | 5 | 17.016 | 21/6:11.144 |
| 13 | 5 | 17.167 | 21/6:10.325 |
| 14 | 5 | 16.908 | 21/6:09.236 |
| 15 | 5 | 21.754 | 21/6:15.075 |
| 16 | 5 | 17.556 | 21/6:14.675 |
| 17 | 4 | 17.163 | 21/6:13.837 |
| 18 | 4 | 17.393 | 21/6:13.360 |
| 19 | 4 | 17.246 | 21/6:12.771 |
| 20 | 4 | 17.517 | 21/6:12.525 |
| 21 | 5 | 18.214 | 21/6:13.373 |