| Value | Category | Cases | |
|---|---|---|---|
| 1 | Absolutely essential | 607 | 
                                    
                                    50.6%
                                 | 
| 2 | Important | 454 | 
                                    
                                    37.8%
                                 | 
| 3 | Not very important | 73 | 
                                    
                                    6.1%
                                 | 
| 4 | Not important at all | 18 | 
                                    
                                    1.5%
                                 | 
| 5 | Don't know | 31 | 
                                    
                                    2.6%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing data | 17 | 
                                    
                                    1.4%
                                 |