| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 or less | 1430 | 
                                                                 
                                    
                                    89%
                                 
                                                             | 
                                                        
                    
| 2 | more than 12 | 176 | 
                                                                 
                                    
                                    11%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 47580 |