| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | Never | 1070 |
89.5%
|
| 1 | Just once or twice | 68 |
5.7%
|
| 2 | Several times | 36 |
3%
|
| 3 | Many times | 12 |
1%
|
| 4 | Always | 7 |
0.6%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|