| Value | Category | Cases | |
|---|---|---|---|
| 0 | 15 |
5%
|
|
| 1 | 198 |
66.2%
|
|
| 2 | 72 |
24.1%
|
|
| 3 | 12 |
4%
|
|
| 4 | 2 |
0.7%
|
|
| 98 | Not known | 0 |
0%
|
| 99 | Refused to answer | 0 |
0%
|
| Sysmiss | 553 |