| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1567 |
73%
|
| 2 | I have not stopped smoking | 230 |
10.7%
|
| 3 | 1-3 months | 173 |
8.1%
|
| 4 | 4-11 months | 46 |
2.1%
|
| 5 | One year | 29 |
1.4%
|
| 6 | 2 years | 28 |
1.3%
|
| 7 | 3 years or longer | 74 |
3.4%
|
| Sysmiss | 8 |