| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1416 |
61.9%
|
| 2 | I have not stopped smoking | 690 |
30.2%
|
| 3 | Less than 4 months | 78 |
3.4%
|
| 4 | 4-11 months | 30 |
1.3%
|
| 5 | One year | 22 |
1%
|
| 6 | 2 years | 23 |
1%
|
| 7 | 3 years or longer | 28 |
1.2%
|
| Sysmiss | 27 |