| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.801 | 21/6:13.821 |
| 2 | 3 | 16.538 | 21/6:00.559 |
| 3 | 3 | 17.115 | 21/6:00.178 |
| 4 | 3 | 17.813 | 21/6:03.652 |
| 5 | 3 | 17.008 | 21/6:02.355 |
| 6 | 3 | 17.014 | 21/6:01.511 |
| 7 | 3 | 17.492 | 21/6:02.343 |
| 8 | 2 | 17.843 | 21/6:03.888 |
| 9 | 2 | 17.189 | 21/6:03.564 |
| 10 | 3 | 17.386 | 21/6:03.718 |
| 11 | 3 | 18.049 | 21/6:05.110 |
| 12 | 3 | 17.757 | 21/6:05.759 |
| 13 | 3 | 17.032 | 21/6:05.137 |
| 14 | 3 | 17.536 | 21/6:05.360 |
| 15 | 3 | 17.991 | 21/6:06.190 |
| 16 | 3 | 17.601 | 21/6:06.404 |
| 17 | 3 | 17.421 | 21/6:06.371 |
| 18 | 3 | 21.126 | 21/6:10.664 |
| 19 | 3 | 17.069 | 21/6:10.021 |
| 20 | 3 | 17.451 | 21/6:09.844 |
| 21 | 3 | 17.230 | 21/6:09.462 |