| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.559 | 20/6:11.180 |
| 2 | 1 | 18.411 | 20/6:09.700 |
| 3 | 1 | 19.058 | 20/6:13.520 |
| 4 | 1 | 19.198 | 20/6:16.130 |
| 5 | 2 | 19.716 | 19/6:00.780 |
| 6 | 2 | 19.530 | 19/6:02.495 |
| 7 | 3 | 19.645 | 19/6:04.032 |
| 8 | 2 | 19.892 | 19/6:05.771 |
| 9 | 2 | 18.900 | 19/6:05.030 |
| 10 | 4 | 23.200 | 19/6:12.607 |
| 11 | 2 | 18.949 | 19/6:11.464 |
| 12 | 2 | 18.784 | 19/6:10.250 |
| 13 | 2 | 18.879 | 19/6:09.361 |
| 14 | 2 | 19.034 | 19/6:08.810 |
| 15 | 2 | 19.123 | 19/6:08.445 |
| 16 | 2 | 18.869 | 19/6:07.825 |
| 17 | 2 | 18.970 | 19/6:07.390 |
| 18 | 1 | 19.210 | 19/6:07.256 |
| 19 | 1 | 19.323 | 19/6:07.250 |