| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2 | 
                                    
                                    5.1%
                                 | 
| -8 | Refused | 2 | 
                                    
                                    5.1%
                                 | 
| -5 | Not Applicable | 1 | 
                                    
                                    2.6%
                                 | 
| -3 | Missing | 13 | 
                                    
                                    33.3%
                                 | 
| 3 | 1 | 
                                    
                                    2.6%
                                 | |
| 10 | 1 | 
                                    
                                    2.6%
                                 | |
| 27 | 2 | 
                                    
                                    5.1%
                                 | |
| 100 | 2 | 
                                    
                                    5.1%
                                 | |
| 200 | 2 | 
                                    
                                    5.1%
                                 | |
| 500 | 1 | 
                                    
                                    2.6%
                                 | |
| 1500 | 1 | 
                                    
                                    2.6%
                                 | |
| 1600 | 1 | 
                                    
                                    2.6%
                                 | |
| 2200 | 1 | 
                                    
                                    2.6%
                                 | |
| 2400 | 1 | 
                                    
                                    2.6%
                                 | |
| 4000 | 1 | 
                                    
                                    2.6%
                                 | |
| 5000 | 1 | 
                                    
                                    2.6%
                                 | |
| 8000 | 1 | 
                                    
                                    2.6%
                                 | |
| 10000 | 1 | 
                                    
                                    2.6%
                                 | |
| 34000 | 1 | 
                                    
                                    2.6%
                                 | |
| 80000 | 1 | 
                                    
                                    2.6%
                                 | |
| 150000 | 1 | 
                                    
                                    2.6%
                                 | |
| 265000 | 1 | 
                                    
                                    2.6%
                                 | |
| Sysmiss | 7257 |