| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4941 |
84%
|
| 2 | I have not stopped smoking | 239 |
4.1%
|
| 3 | 1-3 months | 230 |
3.9%
|
| 4 | 4-11 months | 120 |
2%
|
| 5 | One year | 108 |
1.8%
|
| 6 | 2 years | 73 |
1.2%
|
| 7 | 3 years or longer | 168 |
2.9%
|
| Sysmiss | 61 |