| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 819 |
51.2%
|
| 1 | Just once or twice | 194 |
12.1%
|
| 2 | Several times | 283 |
17.7%
|
| 3 | Many times | 213 |
13.3%
|
| 4 | Always | 90 |
5.6%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 0 |
0%
|