| Value | Category | Cases | |
|---|---|---|---|
| 1 | coastal | 508 |
28.5%
|
| 2 | central | 755 |
42.4%
|
| 3 | mountain | 200 |
11.2%
|
| 4 | tirana | 317 |
17.8%
|
| Sysmiss | 2 |