| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 4786 |
99.6%
|
| 1 | Once | 13 |
0.3%
|
| 2 | More than once | 5 |
0.1%
|
| 3 | Not applicable | 0 |
0%
|
| 4 | No Answer / Refused to answer | 2 |
0%
|