| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 803 |
66.9%
|
| 1 | Just once or twice | 172 |
14.3%
|
| 2 | Several times | 150 |
12.5%
|
| 3 | Many times | 56 |
4.7%
|
| 4 | Always | 17 |
1.4%
|
| 9 | Don't Know | 2 |
0.2%
|
| 98 | Refused | 0 |
0%
|