| Value | Category | Cases | |
|---|---|---|---|
| 1 | It was invented by the firm, from our own ideas | 86 | 
                                                                 
                                    
                                    32.7%
                                 
                                                             | 
                                                        
                    
| 2 | It was developed by the firm, based on ideas seen elsewhere | 147 | 
                                                                 
                                    
                                    55.9%
                                 
                                                             | 
                                                        
                    
| 3 | It was purchased from a supplier | 20 | 
                                                                 
                                    
                                    7.6%
                                 
                                                             | 
                                                        
                    
| 4 | Other (specify)___________________ | 10 | 
                                                                 
                                    
                                    3.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 490 |