| Value | Category | Cases | |
|---|---|---|---|
| 2014 | 185 | 
                                                                 
                                    
                                    14.4%
                                 
                                                             | 
                                                        
                    |
| 2015 | 214 | 
                                                                 
                                    
                                    16.6%
                                 
                                                             | 
                                                        
                    |
| 2016 | 232 | 
                                                                 
                                    
                                    18%
                                 
                                                             | 
                                                        
                    |
| 2017 | 235 | 
                                                                 
                                    
                                    18.2%
                                 
                                                             | 
                                                        
                    |
| 2018 | 218 | 
                                                                 
                                    
                                    16.9%
                                 
                                                             | 
                                                        
                    |
| 2019 | 204 | 
                                                                 
                                    
                                    15.8%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 0 |