| Value | Category | Cases | |
|---|---|---|---|
| 0 | 00 not used at all | 341 | 
                                                                 
                                    
                                    22.5%
                                 
                                                             | 
                                                        
                    
| 1 | 01 | 56 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    
| 2 | 02 | 76 | 
                                                                 
                                    
                                    5%
                                 
                                                             | 
                                                        
                    
| 3 | 03 | 65 | 
                                                                 
                                    
                                    4.3%
                                 
                                                             | 
                                                        
                    
| 4 | 04 | 69 | 
                                                                 
                                    
                                    4.5%
                                 
                                                             | 
                                                        
                    
| 5 | 05 | 137 | 
                                                                 
                                    
                                    9%
                                 
                                                             | 
                                                        
                    
| 6 | 06 | 82 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 7 | 07 | 81 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    
| 8 | 08 | 72 | 
                                                                 
                                    
                                    4.7%
                                 
                                                             | 
                                                        
                    
| 9 | 09 | 23 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    
| 10 | 10 used a lot | 28 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| 98 | 98 don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 99 | 99 no answer | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 487 | 
                                                                 
                                    
                                    32.1%
                                 
                                                             |