| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1174 |
48.9%
|
| 1 | Just once or twice | 406 |
16.9%
|
| 2 | Several times | 337 |
14%
|
| 3 | Many times | 245 |
10.2%
|
| 4 | Always | 233 |
9.7%
|
| 9 | Don't know | 4 |
0.2%
|