| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes | 2199 |
74.1%
|
| 2 | I have not stopped smoking | 168 |
5.7%
|
| 3 | I have stopped for less than one year | 286 |
9.6%
|
| 4 | I have stopped for more than one year but less than three years | 89 |
3%
|
| 5 | I have stopped smoking for more than three years | 227 |
7.6%
|
| Sysmiss | 16 |