| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5 gram | 13 |
12.7%
|
| 2 | 10 gram | 25 |
24.5%
|
| 3 | 15 gram | 12 |
11.8%
|
| 4 | None of the above | 3 |
2.9%
|
| 5 | Don’t know | 49 |
48%
|
| Sysmiss | 349 |