| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1295 |
81.9%
|
| 2 | I have not stopped smoking | 64 |
4%
|
| 3 | 1-3 months | 71 |
4.5%
|
| 4 | 4-11 months | 25 |
1.6%
|
| 5 | One year | 28 |
1.8%
|
| 6 | 2 years | 26 |
1.6%
|
| 7 | 3 years or longer | 72 |
4.6%
|
| Sysmiss | 6 |