| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2330 |
57%
|
| 2 | I have not stopped smoking | 606 |
14.8%
|
| 3 | 1-3 months | 300 |
7.3%
|
| 4 | 4-11 months | 273 |
6.7%
|
| 5 | One year | 127 |
3.1%
|
| 6 | 2 years | 166 |
4.1%
|
| 7 | 3 years or longer | 112 |
2.7%
|
| 8 | 177 |
4.3%
|
|
| Sysmiss | 17 |