| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.132 | 20/6:02.640 |
| 2 | 3 | 17.463 | 21/6:13.748 |
| 3 | 2 | 17.739 | 21/6:13.338 |
| 4 | 3 | 19.245 | 20/6:02.895 |
| 5 | 3 | 18.607 | 20/6:04.744 |
| 6 | 2 | 17.082 | 20/6:00.893 |
| 7 | 2 | 18.271 | 20/6:01.540 |
| 8 | 2 | 21.594 | 20/6:10.333 |
| 9 | 2 | 18.150 | 20/6:09.518 |
| 10 | 2 | 17.576 | 20/6:07.718 |
| 11 | 2 | 18.869 | 20/6:08.596 |
| 12 | 2 | 18.092 | 20/6:08.033 |
| 13 | 2 | 18.351 | 20/6:07.955 |
| 14 | 2 | 17.476 | 20/6:06.639 |
| 15 | 2 | 21.031 | 20/6:10.237 |
| 16 | 2 | 17.696 | 20/6:09.218 |
| 17 | 2 | 18.083 | 20/6:08.773 |
| 18 | 2 | 20.760 | 20/6:11.352 |
| 19 | 2 | 20.882 | 20/6:13.788 |
| 20 | 2 | 18.139 | 20/6:13.238 |