| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 3 |
4.5%
|
| 1 | 1 to 3 times | 16 |
24.2%
|
| 2 | 4 to 6 times | 10 |
15.2%
|
| 3 | 7 to 10 times | 12 |
18.2%
|
| 4 | More than 10 times | 25 |
37.9%
|
| Sysmiss | 3126 |