| Value | Category | Cases | |
|---|---|---|---|
| 0 | IMMEDIATELY/LESS THAN 1 HOUR | 159 | 
                                    
                                    4.7%
                                 | 
| 1 | HOURS | 181 | 
                                    
                                    5.3%
                                 | 
| 2 | DAYS | 152 | 
                                    
                                    4.5%
                                 | 
| 9 | SPECIAL | 82 | 
                                    
                                    2.4%
                                 | 
| Sysmiss | 2817 | 
                                    
                                    83.1%
                                 |