| Value | Category | Cases | |
|---|---|---|---|
| 1 | During last 12 months | 69 | 
                                                                 
                                    
                                    46.3%
                                 
                                                             | 
                                                        
                    
| 2 | 2 years ago | 32 | 
                                                                 
                                    
                                    21.5%
                                 
                                                             | 
                                                        
                    
| 3 | 3 years ago | 11 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    
| 4 | 4 years ago | 7 | 
                                                                 
                                    
                                    4.7%
                                 
                                                             | 
                                                        
                    
| 5 | 5 years ago | 5 | 
                                                                 
                                    
                                    3.4%
                                 
                                                             | 
                                                        
                    
| 6 | More than 5 years ago | 25 | 
                                                                 
                                    
                                    16.8%
                                 
                                                             |