| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes,with certificate | 3054 |
40.9%
|
| 2 | Yes without certificate | 1482 |
19.9%
|
| 3 | No | 1536 |
20.6%
|
| 4 | 1393 |
18.7%
|
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 70296 |