| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 205 | 
                                    
                                    94.5%
                                 | 
| 2 | One | 11 | 
                                    
                                    5.1%
                                 | 
| 3 | Two | 0 | 
                                    
                                    0%
                                 | 
| 4 | Three | 1 | 
                                    
                                    0.5%
                                 | 
| 5 | More than three | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 34 |