| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 13 | 
                                    
                                    15.3%
                                 | 
| -8 | Refusal | 0 | 
                                    
                                    0%
                                 | 
| -7 | Does not apply | 0 | 
                                    
                                    0%
                                 | 
| 0 | 52 | 
                                    
                                    61.2%
                                 | |
| 300 | 2 | 
                                    
                                    2.4%
                                 | |
| 600 | 1 | 
                                    
                                    1.2%
                                 | |
| 1640 | 1 | 
                                    
                                    1.2%
                                 | |
| 3600 | 1 | 
                                    
                                    1.2%
                                 | |
| 4800 | 1 | 
                                    
                                    1.2%
                                 | |
| 6512 | 1 | 
                                    
                                    1.2%
                                 | |
| 8213 | 1 | 
                                    
                                    1.2%
                                 | |
| 15000 | 1 | 
                                    
                                    1.2%
                                 | |
| 18000 | 1 | 
                                    
                                    1.2%
                                 | |
| 21000 | 1 | 
                                    
                                    1.2%
                                 | |
| 32000 | 1 | 
                                    
                                    1.2%
                                 | |
| 35000 | 1 | 
                                    
                                    1.2%
                                 | |
| 37000 | 1 | 
                                    
                                    1.2%
                                 | |
| 42000 | 1 | 
                                    
                                    1.2%
                                 | |
| 43000 | 1 | 
                                    
                                    1.2%
                                 | |
| 50000 | 1 | 
                                    
                                    1.2%
                                 | |
| 50017 | 1 | 
                                    
                                    1.2%
                                 | |
| 70745 | 1 | 
                                    
                                    1.2%
                                 | |
| 100000 | 1 | 
                                    
                                    1.2%
                                 | |
| Sysmiss | 870 |