| Value | Category | Cases | |
|---|---|---|---|
| 2 | 23 | 
                                    
                                    1.5%
                                 | |
| 3 | 158 | 
                                    
                                    10.5%
                                 | |
| 4 | 753 | 
                                    
                                    50.1%
                                 | |
| 5 | 134 | 
                                    
                                    8.9%
                                 | |
| 6 | 209 | 
                                    
                                    13.9%
                                 | |
| 7 | 46 | 
                                    
                                    3.1%
                                 | |
| 8 | 93 | 
                                    
                                    6.2%
                                 | |
| 9 | 38 | 
                                    
                                    2.5%
                                 | |
| 11 | 49 | 
                                    
                                    3.3%
                                 | |
| Sysmiss | 1400 |