| Value | Category | Cases | |
|---|---|---|---|
| 1 | High demand | 9 | 
                                    
                                    69.2%
                                 | 
| 2 | moderate demand | 3 | 
                                    
                                    23.1%
                                 | 
| 3 | poor demand | 0 | 
                                    
                                    0%
                                 | 
| 4 | no demand | 1 | 
                                    
                                    7.7%
                                 | 
| 11 | .A | 6 | |
| Sysmiss | 78 |