| Value | Category | Cases | |
|---|---|---|---|
| 0 | phnom penh | 20 | 
                                                                 
                                    
                                    4%
                                 
                                                             | 
                                                        
                    
| 1 | plain | 219 | 
                                                                 
                                    
                                    43.7%
                                 
                                                             | 
                                                        
                    
| 2 | tonle sap | 154 | 
                                                                 
                                    
                                    30.7%
                                 
                                                             | 
                                                        
                    
| 3 | coastal | 33 | 
                                                                 
                                    
                                    6.6%
                                 
                                                             | 
                                                        
                    
| 4 | plateau/mountain | 75 | 
                                                                 
                                    
                                    15%
                                 
                                                             |