| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 75 |
92.6%
|
| 1 | Yes, one time | 2 |
2.5%
|
| 2 | Yes, several times | 3 |
3.7%
|
| 996 | Refuse to answer | 1 |
1.2%
|
| 999 | Don’t know | 0 |
0%
|
| Sysmiss | 413 |