Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 5705 |
64.9%
|
2 | 0 times | 1544 |
17.6%
|
3 | 1 to 3 times | 1028 |
11.7%
|
4 | 4 or more times | 517 |
5.9%
|
Sysmiss | 141 |