| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 969 |
74%
|
| 2 | I did not quit smoking | 91 |
6.9%
|
| 3 | 1-3 months | 92 |
7%
|
| 4 | 4-11 months | 37 |
2.8%
|
| 5 | A year | 45 |
3.4%
|
| 6 | 2 years | 23 |
1.8%
|
| 7 | 3 years or more | 53 |
4%
|
| Sysmiss | 4 |