| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't Know | 0 | 
                                    
                                    0%
                                 | 
| 1 | 21 | 
                                    
                                    95.5%
                                 | |
| 2 | 1 | 
                                    
                                    4.5%
                                 | |
| Sysmiss | 106 |