| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 48 | 
                                    
                                    35.6%
                                 | 
| -8 | refusal | 2 | 
                                    
                                    1.5%
                                 | 
| 50 | 1 | 
                                    
                                    0.7%
                                 | |
| 100 | 4 | 
                                    
                                    3%
                                 | |
| 200 | 1 | 
                                    
                                    0.7%
                                 | |
| 300 | 3 | 
                                    
                                    2.2%
                                 | |
| 500 | 1 | 
                                    
                                    0.7%
                                 | |
| 569 | 1 | 
                                    
                                    0.7%
                                 | |
| 700 | 1 | 
                                    
                                    0.7%
                                 | |
| 900 | 1 | 
                                    
                                    0.7%
                                 | |
| 1000 | 6 | 
                                    
                                    4.4%
                                 | |
| 1125 | 1 | 
                                    
                                    0.7%
                                 | |
| 1250 | 1 | 
                                    
                                    0.7%
                                 | |
| 1500 | 4 | 
                                    
                                    3%
                                 | |
| 2000 | 8 | 
                                    
                                    5.9%
                                 | |
| 3000 | 10 | 
                                    
                                    7.4%
                                 | |
| 3500 | 1 | 
                                    
                                    0.7%
                                 | |
| 4000 | 3 | 
                                    
                                    2.2%
                                 | |
| 5000 | 12 | 
                                    
                                    8.9%
                                 | |
| 7000 | 2 | 
                                    
                                    1.5%
                                 | |
| 8000 | 1 | 
                                    
                                    0.7%
                                 | |
| 10000 | 6 | 
                                    
                                    4.4%
                                 | |
| 13000 | 1 | 
                                    
                                    0.7%
                                 | |
| 15000 | 3 | 
                                    
                                    2.2%
                                 | |
| 20000 | 4 | 
                                    
                                    3%
                                 | |
| 30000 | 3 | 
                                    
                                    2.2%
                                 | |
| 50000 | 2 | 
                                    
                                    1.5%
                                 | |
| 60000 | 1 | 
                                    
                                    0.7%
                                 | |
| 100000 | 3 | 
                                    
                                    2.2%
                                 | |
| Sysmiss | 820 |