| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 368 | 
                                    
                                    1.2%
                                 | 
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 248 | 
                                    
                                    0.8%
                                 | 
| 3 | NO, NOT USED | 30044 | 
                                    
                                    98%
                                 | 
| Sysmiss | 400 |