| Value | Category | Cases | |
|---|---|---|---|
| 0 | 51 | 
                                    
                                    1.2%
                                 | |
| 1 | 1515 | 
                                    
                                    34.6%
                                 | |
| 2 | 1200 | 
                                    
                                    27.4%
                                 | |
| 3 | 698 | 
                                    
                                    15.9%
                                 | |
| 4 | 483 | 
                                    
                                    11%
                                 | |
| 5 | 238 | 
                                    
                                    5.4%
                                 | |
| 6 | 139 | 
                                    
                                    3.2%
                                 | |
| 7 | 50 | 
                                    
                                    1.1%
                                 | |
| 8 | 5 | 
                                    
                                    0.1%
                                 | |
| Sysmiss | 28926 |