| Value | Category | Cases | |
|---|---|---|---|
| 0 | 212 |
86.9%
|
|
| 1 | 11 |
4.5%
|
|
| 24 | 1 |
0.4%
|
|
| 98 | Don't know | 20 |
8.2%
|
| Sysmiss | 6 |