| Value | Category | Cases | |
|---|---|---|---|
| 1 | During last 12 months | 737 | 
                                    
                                    33.2%
                                 | 
| 2 | 2 years ago | 376 | 
                                    
                                    17%
                                 | 
| 3 | 3 years ago | 244 | 
                                    
                                    11%
                                 | 
| 4 | 4 years ago | 115 | 
                                    
                                    5.2%
                                 | 
| 5 | 5 years ago | 146 | 
                                    
                                    6.6%
                                 | 
| 6 | More than 5 years ago | 600 | 
                                    
                                    27.1%
                                 | 
| Sysmiss | 3352 |