| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 
                                    
                                    0%
                                 | |
| 1 | 120 | 
                                    
                                    2.6%
                                 | |
| 2 | 749 | 
                                    
                                    16.3%
                                 | |
| 3 | 970 | 
                                    
                                    21.2%
                                 | |
| 4 | 897 | 
                                    
                                    19.6%
                                 | |
| 5 | 795 | 
                                    
                                    17.3%
                                 | |
| 6 | 313 | 
                                    
                                    6.8%
                                 | |
| 7 | 315 | 
                                    
                                    6.9%
                                 | |
| 8 | 257 | 
                                    
                                    5.6%
                                 | |
| 9 | 73 | 
                                    
                                    1.6%
                                 | |
| 10 | 69 | 
                                    
                                    1.5%
                                 | |
| 11 | 24 | 
                                    
                                    0.5%
                                 | |
| Sysmiss | 9 |