| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 2 |
5%
|
| 1 | 1-2 times | 11 |
27.5%
|
| 2 | 2-5 times | 10 |
25%
|
| 3 | More than 5 times | 17 |
42.5%
|
| Sysmiss | 9049 |