| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 50 | 
                                    
                                    0.8%
                                 | 
| -8 | Refused | 11 | 
                                    
                                    0.2%
                                 | 
| -5 | Not Applicable | 25 | 
                                    
                                    0.4%
                                 | 
| -3 | Missing | 136 | 
                                    
                                    2.1%
                                 | 
| 0 | 6200 | 
                                    
                                    96%
                                 | |
| 3 | 3 | 
                                    
                                    0%
                                 | |
| 7 | 1 | 
                                    
                                    0%
                                 | |
| 10 | 2 | 
                                    
                                    0%
                                 | |
| 15 | 1 | 
                                    
                                    0%
                                 | |
| 20 | 1 | 
                                    
                                    0%
                                 | |
| 33 | 1 | 
                                    
                                    0%
                                 | |
| 35 | 1 | 
                                    
                                    0%
                                 | |
| 38 | 1 | 
                                    
                                    0%
                                 | |
| 40 | 6 | 
                                    
                                    0.1%
                                 | |
| 49 | 2 | 
                                    
                                    0%
                                 | |
| 50 | 2 | 
                                    
                                    0%
                                 | |
| 55 | 1 | 
                                    
                                    0%
                                 | |
| 90 | 2 | 
                                    
                                    0%
                                 | |
| 100 | 1 | 
                                    
                                    0%
                                 | |
| 150 | 1 | 
                                    
                                    0%
                                 | |
| 170 | 1 | 
                                    
                                    0%
                                 | |
| 200 | 4 | 
                                    
                                    0.1%
                                 | |
| 250 | 1 | 
                                    
                                    0%
                                 | |
| 300 | 3 | 
                                    
                                    0%
                                 | |
| 350 | 1 | 
                                    
                                    0%
                                 | |
| 5700 | 1 | 
                                    
                                    0%
                                 | |
| Sysmiss | 837 |