| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 11 |
1.3%
|
| 1 | True | 247 |
28.2%
|
| 2 | False | 555 |
63.3%
|
| 3 | Don't know | 64 |
7.3%
|
| Sysmiss | 3123 |