| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 53 | 
                                    
                                    10.2%
                                 | 
| -8 | Refusal (spontaneous) | 6 | 
                                    
                                    1.2%
                                 | 
| 0 | No payments or gifts are paid | 413 | 
                                    
                                    79.4%
                                 | 
| 1 | 9 | 
                                    
                                    1.7%
                                 | |
| 2 | 3 | 
                                    
                                    0.6%
                                 | |
| 3 | 6 | 
                                    
                                    1.2%
                                 | |
| 4 | 1 | 
                                    
                                    0.2%
                                 | |
| 5 | 14 | 
                                    
                                    2.7%
                                 | |
| 10 | 14 | 
                                    
                                    2.7%
                                 | |
| 30 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 435 |