Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 3170 |
78.7%
|
2 | I did not smoke during the past 12 months | 469 |
11.6%
|
3 | Yes | 265 |
6.6%
|
4 | No | 125 |
3.1%
|
Sysmiss | 36 |