| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
0.1%
|
|
| 1 | Yes | 3233 |
33.4%
|
| 2 | No | 6051 |
62.6%
|
| 8 | Don't Know | 376 |
3.9%
|
| Sysmiss | 11552 |