| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 4 |
0.3%
|
| 0 | Never | 524 |
43.7%
|
| 1 | Just once or twice | 173 |
14.4%
|
| 2 | Several times | 228 |
19%
|
| 3 | Many times | 135 |
11.3%
|
| 4 | Always | 135 |
11.3%
|
| 9 | Don't Know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|