| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1497 |
75.5%
|
| 2 | I have not stopped smoking | 98 |
4.9%
|
| 3 | 1-3 months | 117 |
5.9%
|
| 4 | 4-11 months | 54 |
2.7%
|
| 5 | One year | 66 |
3.3%
|
| 6 | 2 years | 54 |
2.7%
|
| 7 | 3 years or longer | 98 |
4.9%
|
| Sysmiss | 16 |