| Value | Category | Cases | |
|---|---|---|---|
| 1 | PRIMARY | 94 |
0.6%
|
| 2 | MIDDLE | 250 |
1.6%
|
| 3 | SECONDARY | 511 |
3.2%
|
| 4 | HIGHER | 786 |
4.9%
|
| Sysmiss | 14369 |
89.8%
|