| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1642 | 
                                                                 
                                    
                                    79.9%
                                 
                                                             | 
                                                        
                    
| 2 | I don't smoke now | 200 | 
                                                                 
                                    
                                    9.7%
                                 
                                                             | 
                                                        
                    
| 3 | Yes | 153 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    
| 4 | No | 60 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 16 |