| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't Know | 0 |
0%
|
| 0 | No | 133 |
4.3%
|
| 1 | Yes | 2055 |
65.7%
|
| d | 9 |
0.3%
|
|
| s | 932 |
29.8%
|