| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.885 | 19/6:17.815 |
| 2 | 1 | 20.008 | 19/6:18.983 |
| 3 | 2 | 19.972 | 19/6:19.145 |
| 4 | 2 | 19.952 | 19/6:19.131 |
| 5 | 2 | 19.579 | 19/6:17.705 |
| 6 | 2 | 19.732 | 19/6:17.239 |
| 7 | 2 | 19.706 | 19/6:16.835 |
| 8 | 2 | 20.296 | 19/6:17.934 |
| 9 | 2 | 19.504 | 19/6:17.116 |
| 10 | 2 | 20.795 | 19/6:18.915 |
| 11 | 2 | 21.110 | 18/6:00.882 |
| 12 | 2 | 20.506 | 18/6:01.567 |
| 13 | 2 | 20.367 | 18/6:01.955 |
| 14 | 2 | 20.057 | 18/6:01.889 |
| 15 | 2 | 20.542 | 18/6:02.413 |
| 16 | 2 | 19.458 | 18/6:01.653 |
| 17 | 2 | 19.665 | 18/6:01.201 |
| 18 | 2 | 20.634 | 18/6:01.768 |