| Value | Category | Cases | |
|---|---|---|---|
| 0 | NONE:NOT IN OPERATION | 16 | 
                                    
                                    8.9%
                                 | 
| 1 | LOW | 23 | 
                                    
                                    12.8%
                                 | 
| 2 | AVERAGE | 49 | 
                                    
                                    27.2%
                                 | 
| 3 | HIGH | 92 | 
                                    
                                    51.1%
                                 | 
| Sysmiss | 1477 |