| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 482 |
40.2%
|
| 1 | Just once or twice | 84 |
7%
|
| 2 | Several times | 275 |
22.9%
|
| 3 | Many times | 267 |
22.3%
|
| 4 | Always | 91 |
7.6%
|
| 9 | Don't Know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|