| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.314 | 21/6:03.594 |
| 2 | 1 | 17.325 | 21/6:03.709 |
| 3 | 3 | 20.522 | 20/6:07.740 |
| 4 | 3 | 22.122 | 19/6:07.094 |
| 5 | 4 | 22.294 | 19/6:18.393 |
| 6 | 4 | 17.899 | 19/6:12.007 |
| 7 | 4 | 17.425 | 19/6:06.160 |
| 8 | 4 | 17.505 | 19/6:01.964 |
| 9 | 4 | 16.830 | 20/6:16.080 |
| 10 | 4 | 18.374 | 20/6:15.220 |
| 11 | 4 | 17.310 | 20/6:12.582 |
| 12 | 3 | 16.873 | 20/6:09.655 |
| 13 | 3 | 17.264 | 20/6:07.780 |
| 14 | 2 | 17.582 | 20/6:06.627 |
| 15 | 1 | 17.073 | 20/6:04.949 |
| 16 | 1 | 18.527 | 20/6:05.299 |
| 17 | 3 | 23.563 | 20/6:11.532 |
| 18 | 3 | 19.279 | 20/6:12.312 |
| 19 | 4 | 18.284 | 20/6:11.963 |
| 20 | 4 | 20.868 | 20/6:14.233 |