| Value | Category | Cases | |
|---|---|---|---|
| 1 | governmental | 7473 |
90.1%
|
| 2 | private | 399 |
4.8%
|
| 3 | experimental | 30 |
0.4%
|
| 4 | azhar | 392 |
4.7%
|
| Sysmiss | 43014 |