| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1463 |
75.3%
|
| 2 | I have not stopped smoking | 113 |
5.8%
|
| 3 | 1-3 months | 120 |
6.2%
|
| 4 | 4-11 months | 82 |
4.2%
|
| 5 | One year | 50 |
2.6%
|
| 6 | 2 years | 42 |
2.2%
|
| 7 | 3 years or longer | 72 |
3.7%
|
| Sysmiss | 5 |