| Value | Category | Cases | |
|---|---|---|---|
| 1 | 310 | 
                                    
                                    46.2%
                                 | |
| 2 | 224 | 
                                    
                                    33.4%
                                 | |
| 3 | 57 | 
                                    
                                    8.5%
                                 | |
| 4 | 13 | 
                                    
                                    1.9%
                                 | |
| 5 | 22 | 
                                    
                                    3.3%
                                 | |
| 6 | 6 | 
                                    
                                    0.9%
                                 | |
| 7 | 13 | 
                                    
                                    1.9%
                                 | |
| 8 | 6 | 
                                    
                                    0.9%
                                 | |
| 9 | 3 | 
                                    
                                    0.4%
                                 | |
| 13 | 1 | 
                                    
                                    0.1%
                                 | |
| 22 | 1 | 
                                    
                                    0.1%
                                 | |
| 99 | none | 15 | 
                                    
                                    2.2%
                                 | 
| Sysmiss | 2195 |