| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1067 |
89.1%
|
| 1 | Just once or twice | 99 |
8.3%
|
| 2 | Several times | 26 |
2.2%
|
| 3 | Many times | 4 |
0.3%
|
| 4 | Always | 1 |
0.1%
|
| 9 | Don't Know | 1 |
0.1%
|
| 98 | Refused | 0 |
0%
|