Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked cigarettes | 752 |
48.1%
|
2 | A month or less | 99 |
6.3%
|
3 | More than a month and less than a year | 170 |
10.9%
|
4 | More than a year and less than two years | 238 |
15.2%
|
5 | More than 2 years | 303 |
19.4%
|
Sysmiss | 8 |