| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.287 | 21/6:03.027 |
| 2 | 4 | 18.917 | 20/6:02.040 |
| 3 | 4 | 17.573 | 21/6:16.439 |
| 4 | 3 | 16.646 | 21/6:09.721 |
| 5 | 3 | 17.881 | 21/6:10.877 |
| 6 | 4 | 17.967 | 21/6:11.949 |
| 7 | 4 | 17.368 | 21/6:10.917 |
| 8 | 4 | 17.369 | 21/6:10.146 |
| 9 | 4 | 17.319 | 21/6:09.430 |
| 10 | 4 | 36.404 | 19/6:09.989 |
| 11 | 4 | 16.557 | 19/6:04.952 |
| 12 | 4 | 28.346 | 19/6:19.420 |
| 13 | 4 | 16.171 | 19/6:13.869 |
| 14 | 4 | 16.640 | 19/6:09.747 |
| 15 | 4 | 28.425 | 18/6:01.044 |
| 16 | 4 | 16.182 | 19/6:16.499 |
| 17 | 4 | 16.824 | 19/6:13.156 |
| 18 | 4 | 17.210 | 19/6:10.591 |
| 19 | 4 | 16.374 | 19/6:07.460 |