| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | Never | 164 |
13.7%
|
| 1 | Just once or twice | 152 |
12.7%
|
| 2 | Several times | 437 |
36.4%
|
| 3 | Many times | 437 |
36.4%
|
| 9 | Don't Know | 6 |
0.5%
|
| 98 | Refused | 0 |
0%
|