| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 31 |
77.5%
|
| 1 | 1-2 times | 1 |
2.5%
|
| 2 | 2-5 times | 5 |
12.5%
|
| 3 | More than 5 times | 3 |
7.5%
|
| Sysmiss | 9049 |