| Value | Category | Cases | |
|---|---|---|---|
| 0 | Phnom Penh | 53 | 
                                    
                                    6.5%
                                 | 
| 1 | Plain | 280 | 
                                    
                                    34.5%
                                 | 
| 2 | Tonle Sap | 284 | 
                                    
                                    35%
                                 | 
| 3 | Coastal | 39 | 
                                    
                                    4.8%
                                 | 
| 4 | Plateau/Mountain | 156 | 
                                    
                                    19.2%
                                 |