| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1371 |
79.9%
|
| 2 | I have not stopped smoking | 72 |
4.2%
|
| 3 | 1-3 months | 95 |
5.5%
|
| 4 | 4-11 months | 54 |
3.1%
|
| 5 | One year | 19 |
1.1%
|
| 6 | 2 years | 41 |
2.4%
|
| 7 | 3 years or longer | 63 |
3.7%
|
| Sysmiss | 23 |