| Value | Category | Cases | |
|---|---|---|---|
| 1 | northwest | 2220 |
41.1%
|
| 2 | northeast | 1374 |
25.4%
|
| 3 | central | 540 |
10%
|
| 4 | south | 1268 |
23.5%
|
| Sysmiss | 19 |