| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1347 |
78.8%
|
| 2 | I have not stopped smoking | 61 |
3.6%
|
| 3 | 1-3 months | 117 |
6.8%
|
| 4 | 4-11 months | 50 |
2.9%
|
| 5 | One year | 42 |
2.5%
|
| 6 | 2 years | 23 |
1.3%
|
| 7 | 3 years or longer | 69 |
4%
|
| Sysmiss | 24 |