| Value | Category | Cases | |
|---|---|---|---|
| 1 | DIRECT FROM SOURCE | 1176 |
12.6%
|
| 2 | COVERED CONTAINER | 103 |
1.1%
|
| 3 | UNCOVERED CONTAINER | 1 |
0%
|
| 8 | UNABLE TO OBSERVE | 568 |
6.1%
|
| Sysmiss | 7478 |