| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 46 | 
                                    
                                    18.8%
                                 | 
| 2 | 1 to 2 | 71 | 
                                    
                                    29%
                                 | 
| 3 | 3 to 6 | 86 | 
                                    
                                    35.1%
                                 | 
| 4 | 7 to 14 | 20 | 
                                    
                                    8.2%
                                 | 
| 5 | 15 or more | 22 | 
                                    
                                    9%
                                 | 
| Sysmiss | 6 |