| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.414 | 21/6:05.694 |
| 2 | 2 | 17.647 | 21/6:08.140 |
| 3 | 1 | 17.025 | 21/6:04.602 |
| 4 | 2 | 18.580 | 21/6:10.996 |
| 5 | 2 | 18.050 | 21/6:12.607 |
| 6 | 3 | 17.967 | 21/6:13.390 |
| 7 | 2 | 17.429 | 21/6:12.336 |
| 8 | 2 | 17.716 | 21/6:12.298 |
| 9 | 2 | 17.393 | 21/6:11.516 |
| 10 | 2 | 18.459 | 21/6:13.128 |
| 11 | 2 | 18.152 | 21/6:13.861 |
| 12 | 2 | 16.821 | 21/6:12.143 |
| 13 | 2 | 17.190 | 21/6:11.285 |
| 14 | 2 | 17.259 | 21/6:10.653 |
| 15 | 3 | 17.963 | 21/6:11.091 |
| 16 | 3 | 19.490 | 21/6:13.478 |
| 17 | 3 | 18.042 | 21/6:13.796 |
| 18 | 3 | 18.321 | 21/6:14.404 |
| 19 | 4 | 41.213 | 19/6:02.131 |