| Value | Category | Cases | |
|---|---|---|---|
| 1 | None of my parents smoke | 648 |
49.9%
|
| 2 | Both my parents smoke | 159 |
12.2%
|
| 3 | father or male guardian | 418 |
32.2%
|
| 4 | mother or female guardian | 73 |
5.6%
|
| Sysmiss | 20 |