| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes, able | 1963 |
79.6%
|
| 3 | 3. Unable | 499 |
20.2%
|
| 8 | 8. Don't know | 4 |
0.2%
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 3903 |