| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 932 |
48.6%
|
| 2 | I have not stopped smoking | 310 |
16.2%
|
| 3 | 1-3 months | 262 |
13.7%
|
| 4 | 4-11 months | 123 |
6.4%
|
| 5 | One year | 116 |
6.1%
|
| 6 | 2 years | 55 |
2.9%
|
| 7 | 3 years or longer | 118 |
6.2%
|
| Sysmiss | 5 |