| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 40 |
0.2%
|
| 2 | No | 4630 |
19.3%
|
| 3 | Don’t know | 1 |
0%
|
| 4 | Not apply | 461 |
1.9%
|
| Sysmiss | 18808 |