| Value | Category | Cases | |
|---|---|---|---|
| -95 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Very clean | 3 | 
                                    
                                    1.4%
                                 | 
| 2 | Clean | 158 | 
                                    
                                    75.2%
                                 | 
| 3 | Not very clean | 43 | 
                                    
                                    20.5%
                                 | 
| 4 | Dirty | 6 | 
                                    
                                    2.9%
                                 | 
| 5 | Very dirty | 0 | 
                                    
                                    0%
                                 |