| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 505 |
42.1%
|
| 1 | Just once or twice | 154 |
12.8%
|
| 2 | Several times | 344 |
28.7%
|
| 3 | Many times | 135 |
11.3%
|
| 4 | Always | 60 |
5%
|
| 9 | Don't Know | 2 |
0.2%
|
| 998 | Refused | 0 |
0%
|