| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to answer | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -88 | Not provided | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -77 | Not applicable | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -66 | Do not know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -44 | 140 | 
                                                                 
                                    
                                    35.7%
                                 
                                                             | 
                                                        
                    |
| 1 | Buisiness / industry association | 85 | 
                                                                 
                                    
                                    21.7%
                                 
                                                             | 
                                                        
                    
| 2 | Trade Fairs | 54 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    
| 3 | Study tours | 21 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 4 | Consultants | 39 | 
                                                                 
                                    
                                    9.9%
                                 
                                                             | 
                                                        
                    
| 5 | Universities / Public institutions | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| 6 | Adapted from competitors | 37 | 
                                                                 
                                    
                                    9.4%
                                 
                                                             | 
                                                        
                    
| 7 | other | 14 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 389 |