| Value | Category | Cases | |
|---|---|---|---|
| 1 | All year | 613 | 
                                    
                                    74.9%
                                 | 
| 2 | Seasonal | 169 | 
                                    
                                    20.7%
                                 | 
| 3 | Occasional | 36 | 
                                    
                                    4.4%
                                 |