| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 28 | 
                                    
                                    11.6%
                                 | 
| 2 | 1 to 2 | 145 | 
                                    
                                    60.2%
                                 | 
| 3 | 3 to 6 | 0 | 
                                    
                                    0%
                                 | 
| 4 | 7 to 14 | 61 | 
                                    
                                    25.3%
                                 | 
| 5 | 15 or more | 7 | 
                                    
                                    2.9%
                                 | 
| Sysmiss | 10 |