| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1214 |
80.2%
|
| 2 | I have not stopped smoking | 59 |
3.9%
|
| 3 | 1-3 months | 51 |
3.4%
|
| 4 | 4-11 months | 31 |
2%
|
| 5 | One year | 32 |
2.1%
|
| 6 | 2 years | 37 |
2.4%
|
| 7 | 3 years or longer | 89 |
5.9%
|
| Sysmiss | 5 |