| Value | Category | Cases | |
|---|---|---|---|
| 0 | Phnom Penh | 79 | 
                                    
                                    8%
                                 | 
| 1 | Plain | 280 | 
                                    
                                    28.5%
                                 | 
| 2 | Tonle Sap | 266 | 
                                    
                                    27%
                                 | 
| 3 | Coastal | 89 | 
                                    
                                    9%
                                 | 
| 4 | Plateau/Mountain | 270 | 
                                    
                                    27.4%
                                 |