| Value | Category | Cases | |
|---|---|---|---|
| -9 | -9. Don't know | 4 | 
                                    
                                    20%
                                 | 
| -8 | -8. Refuse | 0 | 
                                    
                                    0%
                                 | 
| -5 | -5. Zero | 0 | 
                                    
                                    0%
                                 | 
| 50 | 1 | 
                                    
                                    5%
                                 | |
| 99 | 1 | 
                                    
                                    5%
                                 | |
| 100 | 1 | 
                                    
                                    5%
                                 | |
| 120 | 1 | 
                                    
                                    5%
                                 | |
| 200 | 1 | 
                                    
                                    5%
                                 | |
| 300 | 3 | 
                                    
                                    15%
                                 | |
| 350 | 1 | 
                                    
                                    5%
                                 | |
| 400 | 1 | 
                                    
                                    5%
                                 | |
| 500 | 1 | 
                                    
                                    5%
                                 | |
| 600 | 1 | 
                                    
                                    5%
                                 | |
| 700 | 1 | 
                                    
                                    5%
                                 | |
| 1000 | 1 | 
                                    
                                    5%
                                 | |
| 2600 | 1 | 
                                    
                                    5%
                                 | |
| 5000 | 1 | 
                                    
                                    5%
                                 | |
| Sysmiss | 979 |