| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5-9 | 1848 | 
                                                                 
                                    
                                    46.6%
                                 
                                                             | 
                                                        
                    
| 2 | 10-14 | 1290 | 
                                                                 
                                    
                                    32.5%
                                 
                                                             | 
                                                        
                    
| 3 | 15-17 | 829 | 
                                                                 
                                    
                                    20.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 362 |