| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. January | 1 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    
| 2 | 2. February | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 3 | 3. March | 2 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    
| 4 | 4. April | 2 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    
| 5 | 5. May | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 6 | 6. June | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 7 | 7. July | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 8 | 8. August | 2 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    
| 9 | 9. September | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 10 | 10. October | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 11 | 11. November | 1 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    
| 12 | 12. December | 1 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    
| 99 | 99. Don't know | 1 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 989 |