| Value | Category | Cases | |
|---|---|---|---|
| 0 | 22 |
40.7%
|
|
| 1 | 26 |
48.1%
|
|
| 2 | 3 |
5.6%
|
|
| 3 | 2 |
3.7%
|
|
| 98 | don't know | 1 |
1.9%
|
| Sysmiss | 11705 |