| Value | Category | Cases | |
|---|---|---|---|
| 0 | 107 | 
                                    
                                    5.8%
                                 | |
| 1 | 512 | 
                                    
                                    27.8%
                                 | |
| 2 | 968 | 
                                    
                                    52.6%
                                 | |
| 3 | 73 | 
                                    
                                    4%
                                 | |
| 4 | 101 | 
                                    
                                    5.5%
                                 | |
| 5 | 17 | 
                                    
                                    0.9%
                                 | |
| 8 | 31 | 
                                    
                                    1.7%
                                 | |
| 9 | 10 | 
                                    
                                    0.5%
                                 | |
| 12 | 10 | 
                                    
                                    0.5%
                                 | |
| 15 | 10 | 
                                    
                                    0.5%
                                 | |
| Sysmiss | 128 |