| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. 0 | 129 |
3.8%
|
| 2 | 2. 1-4 | 2189 |
64.1%
|
| 3 | 3. 5-10 | 875 |
25.6%
|
| 4 | 4. 11-16 | 127 |
3.7%
|
| 5 | 5. more than 16 | 97 |
2.8%
|
| Sysmiss | 1121 |