| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 | 
                                    
                                    6.4%
                                 | |
| 1 | 1 | 
                                    
                                    2.1%
                                 | |
| 2 | 12 | 
                                    
                                    25.5%
                                 | |
| 3 | 14 | 
                                    
                                    29.8%
                                 | |
| 4 | 6 | 
                                    
                                    12.8%
                                 | |
| 5 | 2 | 
                                    
                                    4.3%
                                 | |
| 6 | 3 | 
                                    
                                    6.4%
                                 | |
| 8 | 1 | 
                                    
                                    2.1%
                                 | |
| 9 | 2 | 
                                    
                                    4.3%
                                 | |
| 10 | 1 | 
                                    
                                    2.1%
                                 | |
| 11 | 1 | 
                                    
                                    2.1%
                                 | |
| 13 | 1 | 
                                    
                                    2.1%
                                 | |
| Sysmiss | 12189 |