| Value | Category | Cases | |
|---|---|---|---|
| 16 | 4 | 
                                    
                                    0.4%
                                 | |
| 17 | 10 | 
                                    
                                    1%
                                 | |
| 18 | 63 | 
                                    
                                    6.3%
                                 | |
| 19 | 139 | 
                                    
                                    13.9%
                                 | |
| 20 | 128 | 
                                    
                                    12.8%
                                 | |
| 21 | 43 | 
                                    
                                    4.3%
                                 | |
| 22 | 23 | 
                                    
                                    2.3%
                                 | |
| 23 | 5 | 
                                    
                                    0.5%
                                 | |
| 24 | 2 | 
                                    
                                    0.2%
                                 | |
| 25 | 7 | 
                                    
                                    0.7%
                                 | |
| 26 | 1 | 
                                    
                                    0.1%
                                 | |
| 27 | 1 | 
                                    
                                    0.1%
                                 | |
| 28 | 1 | 
                                    
                                    0.1%
                                 | |
| 30 | 1 | 
                                    
                                    0.1%
                                 | |
| 31 | 1 | 
                                    
                                    0.1%
                                 | |
| 34 | 1 | 
                                    
                                    0.1%
                                 | |
| 40 | 1 | 
                                    
                                    0.1%
                                 | |
| 42 | 1 | 
                                    
                                    0.1%
                                 | |
| 60 | 1 | 
                                    
                                    0.1%
                                 | |
| 99 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 567 | 
                                    
                                    56.7%
                                 |