| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 | 
                                    
                                    9.1%
                                 | |
| 1 | 53 | 
                                    
                                    26.8%
                                 | |
| 2 | 50 | 
                                    
                                    25.3%
                                 | |
| 3 | 24 | 
                                    
                                    12.1%
                                 | |
| 4 | 10 | 
                                    
                                    5.1%
                                 | |
| 5 | 15 | 
                                    
                                    7.6%
                                 | |
| 6 | 8 | 
                                    
                                    4%
                                 | |
| 7 | 3 | 
                                    
                                    1.5%
                                 | |
| 8 | 7 | 
                                    
                                    3.5%
                                 | |
| 9 | 1 | 
                                    
                                    0.5%
                                 | |
| 10 | 3 | 
                                    
                                    1.5%
                                 | |
| 12 | 1 | 
                                    
                                    0.5%
                                 | |
| 14 | 1 | 
                                    
                                    0.5%
                                 | |
| 15 | 1 | 
                                    
                                    0.5%
                                 | |
| 17 | 1 | 
                                    
                                    0.5%
                                 | |
| 20 | 2 | 
                                    
                                    1%
                                 | |
| Sysmiss | 974 |