| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 539 |
44.9%
|
| 1 | Just once or twice | 342 |
28.5%
|
| 2 | Many times | 262 |
21.8%
|
| 3 | Always | 47 |
3.9%
|
| 9 | Dont Know | 10 |
0.8%
|
| 998 | Refused | 0 |
0%
|