| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Metal | 2478 | 68275 |
77.9%
|
| 2 | Plastic | 100 | 2966 |
3.4%
|
| 3 | Others | 6 | 7 |
0%
|
| Sysmiss | 528 | 16431 |