| Value | Category | Cases | |
|---|---|---|---|
| 1 | Throughout the year | 385 | 
                                                                 
                                    
                                    87.1%
                                 
                                                             | 
                                                        
                    
| 2 | Seasonal | 16 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    
| 3 | Only sometimes | 41 | 
                                                                 
                                    
                                    9.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 8129 |