| Value | Category | Cases | |
|---|---|---|---|
| 16 | 5 | 
                                    
                                    0.5%
                                 | |
| 17 | 8 | 
                                    
                                    0.8%
                                 | |
| 18 | 60 | 
                                    
                                    5.9%
                                 | |
| 19 | 124 | 
                                    
                                    12.2%
                                 | |
| 20 | 137 | 
                                    
                                    13.5%
                                 | |
| 21 | 42 | 
                                    
                                    4.1%
                                 | |
| 22 | 19 | 
                                    
                                    1.9%
                                 | |
| 23 | 5 | 
                                    
                                    0.5%
                                 | |
| 24 | 5 | 
                                    
                                    0.5%
                                 | |
| 25 | 4 | 
                                    
                                    0.4%
                                 | |
| 27 | 1 | 
                                    
                                    0.1%
                                 | |
| 30 | 1 | 
                                    
                                    0.1%
                                 | |
| 38 | 2 | 
                                    
                                    0.2%
                                 | |
| 40 | 2 | 
                                    
                                    0.2%
                                 | |
| 48 | 1 | 
                                    
                                    0.1%
                                 | |
| 50 | 1 | 
                                    
                                    0.1%
                                 | |
| 56 | 1 | 
                                    
                                    0.1%
                                 | |
| 61 | 1 | 
                                    
                                    0.1%
                                 | |
| 99 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 594 | 
                                    
                                    58.6%
                                 |