| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 1 | Never | 1854 |
76.9%
|
| 2 | Just once or twice | 393 |
16.3%
|
| 3 | Several times | 96 |
4%
|
| 4 | Many times | 36 |
1.5%
|
| 9 | Don't know | 31 |
1.3%
|
| 998 | Refused | 0 |
0%
|