| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 316 |
11.1%
|
| 2 | In the process of registration | 6 |
0.2%
|
| 3 | No | 25 |
0.9%
|
| 4 | Don't know | 11 |
0.4%
|
| 9 | Missing | 2492 |
87.4%
|
| 98 | Not applicable | 0 |
0%
|
| Sysmiss | 6577 |