highest technically satisfactory value for pef (l/sec)
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 4088.00 | 19.75% |
| 1 | 21.00 | 0.10% | |
| 2 | 150.00 | 0.72% | |
| 3 | 423.00 | 2.04% | |
| 4 | 879.00 | 4.25% | |
| 5 | 1683.00 | 8.13% | |
| 6 | 2743.00 | 13.25% | |
| 7 | 3175.00 | 15.34% | |
| 8 | 2565.00 | 12.39% | |
| 9 | 1862.00 | 9.00% | |
| 10 | 1363.00 | 6.58% | |
| 11 | 942.00 | 4.55% | |
| 12 | 485.00 | 2.34% | |
| 13 | 213.00 | 1.03% | |
| 14 | 79.00 | 0.38% | |
| 15 | 14.00 | 0.07% | |
| 16 | 9.00 | 0.04% | |
| 17 | 4.00 | 0.02% | |
| 18 | 1.00 | 0.00% | |
| Total | 20699.00 | 100.00% |



