| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 873 |
56.3%
|
| 2 | I have not stopped smoking | 271 |
17.5%
|
| 3 | 1-3 months | 166 |
10.7%
|
| 4 | 4-11 months | 59 |
3.8%
|
| 5 | One year | 74 |
4.8%
|
| 6 | 2 years | 51 |
3.3%
|
| 7 | 3 years or longer | 57 |
3.7%
|
| Sysmiss | 24 |