| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. None | 0 | 
                                    
                                    0%
                                 | 
| 2 | 2. Small | 1 | 
                                    
                                    50%
                                 | 
| 3 | 3. Moderate | 0 | 
                                    
                                    0%
                                 | 
| 4 | 4. Large | 1 | 
                                    
                                    50%
                                 | 
| 5 | 5. Don't know | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 997 |