| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 945 |
73.1%
|
| 2 | I did not quit smoking | 64 |
5%
|
| 3 | 1-3 months | 89 |
6.9%
|
| 4 | 4-11 months | 30 |
2.3%
|
| 5 | One year | 48 |
3.7%
|
| 6 | 2 years | 35 |
2.7%
|
| 7 | 3 years or longer | 81 |
6.3%
|
| Sysmiss | 16 |