| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1667 |
69.5%
|
| 1 | Just once or twice | 479 |
20%
|
| 2 | Several times | 154 |
6.4%
|
| 3 | Many times | 93 |
3.9%
|
| 4 | Always | 2 |
0.1%
|
| 9 | Don't Know | 5 |
0.2%
|
| 998 | Refused | 0 |
0%
|