| Value | Category | Cases | |
|---|---|---|---|
| 1 | Absolutely essential | 583 | 
                                    
                                    48.6%
                                 | 
| 2 | Important | 446 | 
                                    
                                    37.2%
                                 | 
| 3 | Not very important | 99 | 
                                    
                                    8.3%
                                 | 
| 4 | Not important at all | 25 | 
                                    
                                    2.1%
                                 | 
| 5 | Don't know | 29 | 
                                    
                                    2.4%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing data | 18 | 
                                    
                                    1.5%
                                 |