| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 269 |
22.4%
|
| 1 | Just once or twice | 108 |
9%
|
| 2 | Several times | 392 |
32.7%
|
| 3 | Many times | 379 |
31.6%
|
| 4 | Always | 52 |
4.3%
|
| 9 | Don't Know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|