| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 663 |
27.6%
|
| 1 | Just once or twice | 1008 |
42%
|
| 2 | Many times | 636 |
26.5%
|
| 3 | Always | 89 |
3.7%
|
| 9 | Don't Know | 4 |
0.2%
|
| 98 | Refused | 0 |
0%
|