| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 7 |
0.6%
|
| 0 | Never | 845 |
70.7%
|
| 1 | Just once or twice | 165 |
13.8%
|
| 2 | Several times | 107 |
8.9%
|
| 3 | Many times | 37 |
3.1%
|
| 4 | Always | 29 |
2.4%
|
| 9 | Don't Know | 6 |
0.5%
|
| 98 | Refused | 0 |
0%
|