| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1018 |
84.8%
|
| 1 | Just once or twice | 72 |
6%
|
| 2 | Several times | 51 |
4.3%
|
| 3 | Many times | 30 |
2.5%
|
| 4 | Always | 25 |
2.1%
|
| 9 | Don’t know | 4 |
0.3%
|
| 98 | Refused | 0 |
0%
|