| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 | 
                                    
                                    6.1%
                                 | |
| 1 | 3 | 
                                    
                                    9.1%
                                 | |
| 5 | 2 | 
                                    
                                    6.1%
                                 | |
| 9 | 1 | 
                                    
                                    3%
                                 | |
| 10 | 2 | 
                                    
                                    6.1%
                                 | |
| 15 | 2 | 
                                    
                                    6.1%
                                 | |
| 20 | 3 | 
                                    
                                    9.1%
                                 | |
| 25 | 1 | 
                                    
                                    3%
                                 | |
| 30 | 9 | 
                                    
                                    27.3%
                                 | |
| 35 | 2 | 
                                    
                                    6.1%
                                 | |
| 40 | 4 | 
                                    
                                    12.1%
                                 | |
| 45 | 1 | 
                                    
                                    3%
                                 | |
| 50 | 1 | 
                                    
                                    3%
                                 | |
| Sysmiss | 612 |