| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1184 |
87.7%
|
| 1 | Just once or twice | 110 |
8.1%
|
| 2 | Several times | 39 |
2.9%
|
| 3 | Many times | 14 |
1%
|
| 4 | Always | 3 |
0.2%
|
| 9 | Don't Know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|