| Value | Category | Cases | |
|---|---|---|---|
| 1 | SSP | 17973 | 
                                    
                                    99.9%
                                 | 
| 2 | USD | 23 | 
                                    
                                    0.1%
                                 | 
| 3 | Other (please specify) | 2 | 
                                    
                                    0%
                                 | 
| Sysmiss | 354290 |