| Value | Category | Cases | |
|---|---|---|---|
| 2016 | 5 | 
                                    
                                    0.8%
                                 | |
| 2017 | 12 | 
                                    
                                    1.9%
                                 | |
| 2018 | 11 | 
                                    
                                    1.8%
                                 | |
| 9995 | Part of baselne | 590 | 
                                    
                                    95.5%
                                 | 
| Sysmiss | 1517 |