| Value | Category | Cases | |
|---|---|---|---|
| -9 | -9. Don't know | 12 | 
                                    
                                    11.4%
                                 | 
| -8 | -8. Refused | 1 | 
                                    
                                    1%
                                 | 
| -5 | -5. Zero | 0 | 
                                    
                                    0%
                                 | 
| 200 | 2 | 
                                    
                                    1.9%
                                 | |
| 300 | 1 | 
                                    
                                    1%
                                 | |
| 350 | 1 | 
                                    
                                    1%
                                 | |
| 400 | 1 | 
                                    
                                    1%
                                 | |
| 500 | 1 | 
                                    
                                    1%
                                 | |
| 600 | 2 | 
                                    
                                    1.9%
                                 | |
| 800 | 2 | 
                                    
                                    1.9%
                                 | |
| 900 | 1 | 
                                    
                                    1%
                                 | |
| 1000 | 5 | 
                                    
                                    4.8%
                                 | |
| 1200 | 3 | 
                                    
                                    2.9%
                                 | |
| 1500 | 2 | 
                                    
                                    1.9%
                                 | |
| 1600 | 1 | 
                                    
                                    1%
                                 | |
| 1700 | 1 | 
                                    
                                    1%
                                 | |
| 1800 | 2 | 
                                    
                                    1.9%
                                 | |
| 1900 | 1 | 
                                    
                                    1%
                                 | |
| 2000 | 11 | 
                                    
                                    10.5%
                                 | |
| 2500 | 2 | 
                                    
                                    1.9%
                                 | |
| 2800 | 1 | 
                                    
                                    1%
                                 | |
| 2900 | 1 | 
                                    
                                    1%
                                 | |
| 3000 | 4 | 
                                    
                                    3.8%
                                 | |
| 3500 | 1 | 
                                    
                                    1%
                                 | |
| 4000 | 3 | 
                                    
                                    2.9%
                                 | |
| 4500 | 1 | 
                                    
                                    1%
                                 | |
| 5000 | 6 | 
                                    
                                    5.7%
                                 | |
| 6000 | 2 | 
                                    
                                    1.9%
                                 | |
| 6100 | 1 | 
                                    
                                    1%
                                 | |
| 7000 | 3 | 
                                    
                                    2.9%
                                 | |
| 8000 | 4 | 
                                    
                                    3.8%
                                 | |
| 10000 | 9 | 
                                    
                                    8.6%
                                 | |
| 10280 | 1 | 
                                    
                                    1%
                                 | |
| 12000 | 2 | 
                                    
                                    1.9%
                                 | |
| 15000 | 3 | 
                                    
                                    2.9%
                                 | |
| 16000 | 2 | 
                                    
                                    1.9%
                                 | |
| 19999 | 1 | 
                                    
                                    1%
                                 | |
| 24000 | 1 | 
                                    
                                    1%
                                 | |
| 60000 | 1 | 
                                    
                                    1%
                                 | |
| 70000 | 2 | 
                                    
                                    1.9%
                                 | |
| 85000 | 1 | 
                                    
                                    1%
                                 | |
| 120000 | 1 | 
                                    
                                    1%
                                 | |
| 130000 | 1 | 
                                    
                                    1%
                                 | |
| 259000 | 1 | 
                                    
                                    1%
                                 | |
| Sysmiss | 894 |