| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 4714 |
98.1%
|
| 1 | Once | 15 |
0.3%
|
| 2 | More than once | 33 |
0.7%
|
| 3 | Not applicable | 36 |
0.7%
|
| 4 | No Answer / Refused to answer | 8 |
0.2%
|