| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1191 |
67.8%
|
| 2 | I have not stopped smoking | 89 |
5.1%
|
| 3 | 1-3 months | 187 |
10.6%
|
| 4 | 4-11 months | 75 |
4.3%
|
| 5 | One year | 37 |
2.1%
|
| 6 | 2 years | 41 |
2.3%
|
| 7 | 3 years or longer | 137 |
7.8%
|
| Sysmiss | 8 |