| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1007 |
67.4%
|
| 2 | I have not stopped smoking | 142 |
9.5%
|
| 3 | 1-3 months | 144 |
9.6%
|
| 4 | 4-11 months | 65 |
4.4%
|
| 5 | One year | 58 |
3.9%
|
| 6 | 2 years | 30 |
2%
|
| 7 | 3 years or longer | 48 |
3.2%
|
| Sysmiss | 1 |