| 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%
|