| Value | Category | Cases | |
|---|---|---|---|
| 1 | Throughout the year | 13 | 
                                                                 
                                    
                                    32.5%
                                 
                                                             | 
                                                        
                    
| 2 | Seasonal | 22 | 
                                                                 
                                    
                                    55%
                                 
                                                             | 
                                                        
                    
| 3 | Only sometimes | 5 | 
                                                                 
                                    
                                    12.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 8531 |