| Value | Category | Cases | |
|---|---|---|---|
| Bought | 480 | 
                                                                 
                                    
                                    19.3%
                                 
                                                             | 
                                                        
                    |
| Own preparation | 1975 | 
                                                                 
                                    
                                    79.3%
                                 
                                                             | 
                                                        
                    |
| Received for free | 36 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| s3q2_1 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             |