| Value | Category | Cases | |
|---|---|---|---|
| 0 | Phnom Penh and urban areas | 106 |
8.9%
|
| 1 | Plain | 337 |
28.4%
|
| 2 | Tonle Sap | 319 |
26.9%
|
| 3 | Coastal | 100 |
8.4%
|
| 4 | Plateau and Mountain | 323 |
27.3%
|