| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | Has certificate | 12823 |
98.6%
|
| 2 | Registered | 76 |
0.6%
|
| 3 | Neither | 102 |
0.8%
|
| 8 | Don't know | 2 |
0%
|
| Sysmiss | 112167 |