| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 5 | 
                                    
                                    16.7%
                                 | 
| -8 | Refused | 1 | 
                                    
                                    3.3%
                                 | 
| -5 | Not Applicable | 0 | 
                                    
                                    0%
                                 | 
| -3 | Missing | 9 | 
                                    
                                    30%
                                 | 
| 0 | 1 | 
                                    
                                    3.3%
                                 | |
| 3 | 1 | 
                                    
                                    3.3%
                                 | |
| 2500 | 1 | 
                                    
                                    3.3%
                                 | |
| 2600 | 1 | 
                                    
                                    3.3%
                                 | |
| 3000 | 1 | 
                                    
                                    3.3%
                                 | |
| 4300 | 1 | 
                                    
                                    3.3%
                                 | |
| 6000 | 1 | 
                                    
                                    3.3%
                                 | |
| 8000 | 1 | 
                                    
                                    3.3%
                                 | |
| 10000 | 3 | 
                                    
                                    10%
                                 | |
| 13000 | 1 | 
                                    
                                    3.3%
                                 | |
| 15000 | 2 | 
                                    
                                    6.7%
                                 | |
| 42000 | 1 | 
                                    
                                    3.3%
                                 | |
| Sysmiss | 7266 |