| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 818 |
68.2%
|
| 1 | Just once or twice | 248 |
20.7%
|
| 2 | Several times | 94 |
7.8%
|
| 3 | Many times | 31 |
2.6%
|
| 4 | Always | 9 |
0.8%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|