| Value | Category | Cases | |
|---|---|---|---|
| -9 | -9. Don't know | 0 | 
                                    
                                    0%
                                 | 
| -8 | -8. Refused | 0 | 
                                    
                                    0%
                                 | 
| -5 | -5. Unpaid | 0 | 
                                    
                                    0%
                                 | 
| 0 | 8 | 
                                    
                                    38.1%
                                 | |
| 300 | 1 | 
                                    
                                    4.8%
                                 | |
| 500 | 1 | 
                                    
                                    4.8%
                                 | |
| 1000 | 1 | 
                                    
                                    4.8%
                                 | |
| 1200 | 2 | 
                                    
                                    9.5%
                                 | |
| 1400 | 1 | 
                                    
                                    4.8%
                                 | |
| 1500 | 1 | 
                                    
                                    4.8%
                                 | |
| 1600 | 1 | 
                                    
                                    4.8%
                                 | |
| 2400 | 1 | 
                                    
                                    4.8%
                                 | |
| 4000 | 1 | 
                                    
                                    4.8%
                                 | |
| 4500 | 1 | 
                                    
                                    4.8%
                                 | |
| 8000 | 1 | 
                                    
                                    4.8%
                                 | |
| 99998 | 1 | 
                                    
                                    4.8%
                                 | |
| Sysmiss | 978 |