| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. PG/DC/SEU | 4 |
3.3%
|
| 2 | 2. KG | 19 |
15.7%
|
| 3 | 3. ES | 84 |
69.4%
|
| 4 | 4. JHS | 14 |
11.6%
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 187 |