| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. not applicable | 159 |
7.7%
|
| 2 | 2. 1-10 | 592 |
28.7%
|
| 3 | 3. 11-20 | 503 |
24.3%
|
| 4 | 4. 21-30 | 494 |
23.9%
|
| 5 | 5. 31 or more | 318 |
15.4%
|
| Sysmiss | 2472 |