| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 586 |
48.8%
|
| 1 | Just once or twice | 161 |
13.4%
|
| 2 | Several times | 283 |
23.6%
|
| 3 | Many times | 141 |
11.8%
|
| 4 | Always | 29 |
2.4%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|