| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 589 |
49.1%
|
| 1 | Just once or twice | 270 |
22.5%
|
| 2 | Several times | 215 |
17.9%
|
| 3 | Many times | 104 |
8.7%
|
| 4 | Always | 21 |
1.8%
|
| 9 | Dont Know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|