| Value | Category | Cases | |
|---|---|---|---|
| 1 | 25% or less | 204 | 
                                    
                                    68%
                                 | 
| 2 | 26% to 50% | 39 | 
                                    
                                    13%
                                 | 
| 3 | 51% to 75% | 18 | 
                                    
                                    6%
                                 | 
| 4 | more than 75% | 39 | 
                                    
                                    13%
                                 |