| Value | Category | Cases | |
|---|---|---|---|
| 1 | A lot | 1623 | 
                                    
                                    44%
                                 | 
| 2 | A few | 1325 | 
                                    
                                    35.9%
                                 | 
| 3 | None | 738 | 
                                    
                                    20%
                                 | 
| Sysmiss | 81 |