| Value | Category | Cases | |
|---|---|---|---|
| 1 | DIRECT FROM SOURCE | 1176 | 
                                    
                                    11.7%
                                 | 
| 2 | COVERED CONTAINER | 103 | 
                                    
                                    1%
                                 | 
| 3 | UNCOVERED CONTAINER | 1 | 
                                    
                                    0%
                                 | 
| 8 | UNABLE TO OBSERVE | 568 | 
                                    
                                    5.6%
                                 | 
| Sysmiss | 8232 | 
                                    
                                    81.7%
                                 |