| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 | 
                                    
                                    19.2%
                                 | |
| 1 | 3 | 
                                    
                                    11.5%
                                 | |
| 10 | 2 | 
                                    
                                    7.7%
                                 | |
| 15 | 1 | 
                                    
                                    3.8%
                                 | |
| 16 | 2 | 
                                    
                                    7.7%
                                 | |
| 17 | 1 | 
                                    
                                    3.8%
                                 | |
| 20 | 2 | 
                                    
                                    7.7%
                                 | |
| 30 | 5 | 
                                    
                                    19.2%
                                 | |
| 40 | 1 | 
                                    
                                    3.8%
                                 | |
| 50 | 1 | 
                                    
                                    3.8%
                                 | |
| 51 | 1 | 
                                    
                                    3.8%
                                 | |
| 58 | 1 | 
                                    
                                    3.8%
                                 | |
| 59 | 1 | 
                                    
                                    3.8%
                                 | |
| Sysmiss | 131 |