| Value | Category | Cases | |
|---|---|---|---|
| 1 | 100 grams | 48 |
18.9%
|
| 2 | 75 grams | 32 |
12.6%
|
| 3 | 50 grams | 67 |
26.4%
|
| 4 | Don’t know | 107 |
42.1%
|
| Sysmiss | 259 |