| Value | Category | Cases | |
|---|---|---|---|
| 0 | Phnom Penh and urban areas | 92 |
8.7%
|
| 1 | Plain | 294 |
27.9%
|
| 2 | Tonle Sap | 288 |
27.3%
|
| 3 | Coastal | 97 |
9.2%
|
| 4 | Plateau and Mountain | 284 |
26.9%
|