| Value | Category | Cases | |
|---|---|---|---|
| -999999999 | 2 | 
                                    
                                    0%
                                 | |
| 1 | SSP | 8026 | 
                                    
                                    98%
                                 | 
| 2 | USD | 41 | 
                                    
                                    0.5%
                                 | 
| 3 | Other (please specify) | 4 | 
                                    
                                    0%
                                 | 
| 4 | 17 | 
                                    
                                    0.2%
                                 | |
| 5 | 9 | 
                                    
                                    0.1%
                                 | |
| 6 | 30 | 
                                    
                                    0.4%
                                 | |
| 1000 | Other, please specify | 62 | 
                                    
                                    0.8%
                                 | 
| Sysmiss | 61613 |