| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't Know | 0 | 
                                    
                                    0%
                                 | 
| -88 | Refusal | 0 | 
                                    
                                    0%
                                 | 
| -77 | Not applicable | 0 | 
                                    
                                    0%
                                 | 
| 0 | 842 | 
                                    
                                    90.1%
                                 | |
| 1 | 51 | 
                                    
                                    5.5%
                                 | |
| 2 | 22 | 
                                    
                                    2.4%
                                 | |
| 3 | 20 | 
                                    
                                    2.1%
                                 |