| Value | Category | Cases | |
|---|---|---|---|
| 1 | no | 660 |
12.9%
|
| 2 | Once | 1 |
0%
|
| 3 | More than once | 12 |
0.2%
|
| 4 | Not applicable | 4428 |
86.7%
|
| 5 | No Answer / Refused to answer | 2 |
0%
|
| Sysmiss | 2 |