| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 705 |
67.6%
|
| 2 | I did not quit smoking | 92 |
8.8%
|
| 3 | 1-3 months | 84 |
8.1%
|
| 4 | 4-11 months | 28 |
2.7%
|
| 5 | One year | 29 |
2.8%
|
| 6 | 2 years | 30 |
2.9%
|
| 7 | 3 years or longer | 75 |
7.2%
|
| Sysmiss | 4 |