| Value | Category | Cases | |
|---|---|---|---|
| 1 | 22 | 
                                    
                                    11%
                                 | |
| 2 | 9 | 
                                    
                                    4.5%
                                 | |
| 3 | 169 | 
                                    
                                    84.5%
                                 | |
| Sysmiss | 972 |