| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1249 |
52%
|
| 1 | Just once or twice | 335 |
14%
|
| 2 | Several times | 408 |
17%
|
| 3 | Many times | 254 |
10.6%
|
| 4 | Always | 142 |
5.9%
|
| 9 | Don't Know | 12 |
0.5%
|
| 98 | Refused | 0 |
0%
|