| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Nylon bags | 182 | 8208 |
6.6%
|
| 2 | Special bags | 25 | 412 |
0.3%
|
| 3 | Carton boxes | 7 | 274 |
0.2%
|
| 4 | Metal boxes | 12 | 218 |
0.2%
|
| 5 | Plastic boxes | 13 | 812 |
0.6%
|
| 6 | Others, specify | 10 | 964 |
0.8%
|
| Sysmiss | 3056 | 114186 |