| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 995 |
78.7%
|
| 1 | Just once or twice | 112 |
8.9%
|
| 2 | Several times | 63 |
5%
|
| 3 | Many times | 41 |
3.2%
|
| 4 | Always | 52 |
4.1%
|
| 9 | Don't Know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|