| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 5319 |
73.1%
|
| 2 | I have not stopped smoking | 333 |
4.6%
|
| 3 | 1-3 months | 636 |
8.7%
|
| 4 | 4-11 months | 211 |
2.9%
|
| 5 | One year | 222 |
3.1%
|
| 6 | 2 years | 146 |
2%
|
| 7 | 3 years or longer | 411 |
5.6%
|
| Sysmiss | 200 |