| Value | Category | Cases | |
|---|---|---|---|
| 0 | Extremely bad | 1516 | 
                                    
                                    4%
                                 | 
| 1 | 1 | 606 | 
                                    
                                    1.6%
                                 | 
| 2 | 2 | 1000 | 
                                    
                                    2.6%
                                 | 
| 3 | 3 | 1090 | 
                                    
                                    2.9%
                                 | 
| 4 | 4 | 1079 | 
                                    
                                    2.8%
                                 | 
| 5 | 5 | 4320 | 
                                    
                                    11.3%
                                 | 
| 6 | 6 | 2192 | 
                                    
                                    5.7%
                                 | 
| 7 | 7 | 4029 | 
                                    
                                    10.6%
                                 | 
| 8 | 8 | 6235 | 
                                    
                                    16.3%
                                 | 
| 9 | 9 | 4607 | 
                                    
                                    12.1%
                                 | 
| 10 | Extremely good | 11510 | 
                                    
                                    30.1%
                                 | 
| 2147483623 | Refusal | 0 | 
                                    
                                    0%
                                 | 
| 2147483624 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 2147483625 | No answer | 0 | 
                                    
                                    0%
                                 | 
| 101 | .D | 2001 |