| Value | Category | Cases | |
|---|---|---|---|
| 1 | DIRECT FROM SOURCE | 691 |
25.7%
|
| 2 | COVERED CONTAINER | 1682 |
62.5%
|
| 3 | UNCOVERED CONTAINER | 283 |
10.5%
|
| 8 | UNABLE TO OBSERVE | 34 |
1.3%
|
| Sysmiss | 10270 |