| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refuse to answer | 0 |
0%
|
| -8 | I don't know | 0 |
0%
|
| 0 | No | 91 |
26.3%
|
| 1 | Yes but not functional | 30 |
8.7%
|
| 2 | Yes functional | 225 |
65%
|
| Sysmiss | 125 |