| Value | Category | Cases | |
|---|---|---|---|
| 1 | DIRECT FROM SOURCE | 65 |
0.8%
|
| 2 | COVERED CONTAINER | 1701 |
21.9%
|
| 3 | UNCOVERED CONTAINER | 4 |
0.1%
|
| 8 | UNABLE TO OBSERVE | 95 |
1.2%
|
| Sysmiss | 5885 |
75.9%
|