| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 450 |
38.1%
|
| 1 | Just once or twice | 125 |
10.6%
|
| 2 | Several times | 259 |
21.9%
|
| 3 | Many times | 245 |
20.7%
|
| 4 | Always | 98 |
8.3%
|
| 9 | Don't Know | 5 |
0.4%
|
| 98 | Refused | 0 |
0%
|