| Value | Category | Cases | |
|---|---|---|---|
| 1 | no | 4952 |
97%
|
| 2 | Once | 10 |
0.2%
|
| 3 | More than once | 38 |
0.7%
|
| 4 | Not applicable | 103 |
2%
|
| 5 | No Answer / Refused to answer | 0 |
0%
|
| Sysmiss | 2 |