| Value | Category | Cases | |
|---|---|---|---|
| 0 | 643 | 
                                    
                                    34.5%
                                 | |
| 1 | 484 | 
                                    
                                    26%
                                 | |
| 2 | 327 | 
                                    
                                    17.6%
                                 | |
| 3 | 175 | 
                                    
                                    9.4%
                                 | |
| 4 | 113 | 
                                    
                                    6.1%
                                 | |
| 5 | 45 | 
                                    
                                    2.4%
                                 | |
| 6 | 32 | 
                                    
                                    1.7%
                                 | |
| 7 | 14 | 
                                    
                                    0.8%
                                 | |
| 8 | 16 | 
                                    
                                    0.9%
                                 | |
| 9 | 5 | 
                                    
                                    0.3%
                                 | |
| 10 | 2 | 
                                    
                                    0.1%
                                 | |
| 11 | 1 | 
                                    
                                    0.1%
                                 | |
| 12 | 1 | 
                                    
                                    0.1%
                                 | |
| 14 | 1 | 
                                    
                                    0.1%
                                 | |
| 20 | 3 | 
                                    
                                    0.2%
                                 | |
| 50 | 1 | 
                                    
                                    0.1%
                                 | |
| Sysmiss | 537 |