| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes, able | 2860 |
99.4%
|
| 3 | 3. Unable | 18 |
0.6%
|
| 8 | 8. Don't know | 0 |
0%
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 3491 |