| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1207 |
70.9%
|
| 2 | I have not stopped smoking | 72 |
4.2%
|
| 3 | 1-3 months | 89 |
5.2%
|
| 4 | 4-11 months | 53 |
3.1%
|
| 5 | One year | 59 |
3.5%
|
| 6 | 2 years | 50 |
2.9%
|
| 7 | 3 years or longer | 172 |
10.1%
|
| Sysmiss | 40 |