| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, ENTIRE QUESTIONNAIRE | 2176 | 
                                                                 
                                    
                                    5.5%
                                 
                                                             | 
                                                        
                    
| 2 | YES, PART OF QUESTIONNAIRE | 786 | 
                                                                 
                                    
                                    2%
                                 
                                                             | 
                                                        
                    
| 3 | NO, NOT USED | 36670 | 
                                                                 
                                    
                                    92.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 1900 |