| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Wave 1-2010/11 | 23321 | 
                                                                 
                                    
                                    46.2%
                                 
                                                             | 
                                                        
                    
| 2 | 2. Wave 2-2012/13 | 27165 | 
                                                                 
                                    
                                    53.8%
                                 
                                                             |