| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 3184 | 
                                    
                                    97%
                                 | 
| 2 | 1 or 2 days | 48 | 
                                    
                                    1.5%
                                 | 
| 3 | 3 to 5 days | 27 | 
                                    
                                    0.8%
                                 | 
| 4 | 6 to 9 days | 9 | 
                                    
                                    0.3%
                                 | 
| 5 | 10 to 19 days | 7 | 
                                    
                                    0.2%
                                 | 
| 6 | 20 to 29 days | 2 | 
                                    
                                    0.1%
                                 | 
| 7 | All 30 days | 5 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 31 |