| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 517 |
43.4%
|
| 1 | Just one or twice | 298 |
25%
|
| 2 | Many times | 305 |
25.6%
|
| 3 | Always | 72 |
6%
|
| 9 | Don't Know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|