| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 545 |
45.4%
|
| 1 | Just once or twice | 97 |
8.1%
|
| 2 | Several times | 188 |
15.7%
|
| 3 | Many times | 142 |
11.8%
|
| 4 | Always | 228 |
19%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|