| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 713 |
59.4%
|
| 1 | Just once or twice | 121 |
10.1%
|
| 2 | Several times | 140 |
11.7%
|
| 3 | Many times | 136 |
11.3%
|
| 4 | Always | 90 |
7.5%
|
| 9 | Don't Know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|