| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3887 |
66%
|
| 2 | I have not stopped smoking | 723 |
12.3%
|
| 3 | 1-3 months | 475 |
8.1%
|
| 4 | 4-11 months | 243 |
4.1%
|
| 5 | One year | 175 |
3%
|
| 6 | 2 years | 163 |
2.8%
|
| 7 | 3 years or longer | 221 |
3.8%
|
| Sysmiss | 158 |