| Value | Category | Cases | |
|---|---|---|---|
| 1 | 21 | 
                                
                                11.2%
                             | |
| 2 | 8 | 
                                
                                4.3%
                             | |
| 3 | 1 | 
                                
                                0.5%
                             | |
| 4 | 4 | 
                                
                                2.1%
                             | |
| 5 | 1 | 
                                
                                0.5%
                             | |
| 6 | 1 | 
                                
                                0.5%
                             | |
| 7 | 1 | 
                                
                                0.5%
                             | |
| 8 | 13 | 
                                
                                7%
                             | |
| 95 | Missing | 0 | 
                                
                                0%
                             | 
| 96 | Other | 1 | 
                                
                                0.5%
                             | 
| 97 | Refusal | 0 | 
                                
                                0%
                             | 
| 98 | Dont know | 0 | 
                                
                                0%
                             | 
| 99 | NA | 136 | 
                                
                                72.7%
                             |