| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 1 | 
                                    
                                    0.1%
                                 | |
| 2001 | 3 | 
                                    
                                    0.2%
                                 | |
| 2002 | 1589 | 
                                    
                                    99.7%
                                 |