| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 330 |
27.5%
|
| 1 | Just once or twice | 247 |
20.6%
|
| 2 | Several times | 417 |
34.8%
|
| 3 | Many times | 154 |
12.9%
|
| 4 | Always | 46 |
3.8%
|
| 9 | Don't Know | 4 |
0.3%
|
| 98 | Refused | 0 |
0%
|