| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Nylon bags | 2143 | 71281 |
77.6%
|
| 2 | Special bags | 92 | 2238 |
2.4%
|
| 3 | Carton boxes | 88 | 3954 |
4.3%
|
| 4 | Metal boxes | 90 | 2573 |
2.8%
|
| 5 | Plastic boxes | 154 | 4846 |
5.3%
|
| 6 | Others, specify | 44 | 1528 |
1.7%
|
| Sysmiss | 276 | 5495 |