Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 6451 |
93%
|
2 | I did not smoke during the past 12 months | 252 |
3.6%
|
3 | Yes | 168 |
2.4%
|
4 | No | 67 |
1%
|
Sysmiss | 45 |