| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2160 | 
                                    
                                    85%
                                 | 
| 2 | 1 time | 228 | 
                                    
                                    9%
                                 | 
| 3 | 2 or 3 times | 76 | 
                                    
                                    3%
                                 | 
| 4 | 4 or 5 times | 52 | 
                                    
                                    2%
                                 | 
| 5 | 6 or more times | 25 | 
                                    
                                    1%
                                 | 
| Sysmiss | 38 |