Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 3355 |
78.4%
|
2 | 0 times | 344 |
8%
|
3 | 1 to 3 times | 383 |
9%
|
4 | 4 or more times | 196 |
4.6%
|
Sysmiss | 124 |