| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes, able | 2713 |
85.1%
|
| 3 | 3. Unable | 0 |
0%
|
| 8 | 8. Don't know | 0 |
0%
|
| 9 | 9. Missing | 475 |
14.9%
|
| Sysmiss | 3393 |