| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1120 |
67.9%
|
| 2 | I have not stopped smoking | 187 |
11.3%
|
| 3 | 1-3 months | 153 |
9.3%
|
| 4 | 4-11 months | 59 |
3.6%
|
| 5 | One year | 49 |
3%
|
| 6 | 2 years | 27 |
1.6%
|
| 7 | 3 years or longer | 55 |
3.3%
|
| Sysmiss | 50 |