| Value | Category | Cases | |
|---|---|---|---|
| 2017 | 3 | 
                                    
                                    0.5%
                                 | |
| 2018 | 73 | 
                                    
                                    12.5%
                                 | |
| 2019 | 194 | 
                                    
                                    33.2%
                                 | |
| 2020 | 282 | 
                                    
                                    48.3%
                                 | |
| 2021 | 31 | 
                                    
                                    5.3%
                                 | |
| 2022 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 228 |