| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 896 |
53%
|
| 2 | I have not stopped smoking | 170 |
10%
|
| 3 | 1-3 months | 225 |
13.3%
|
| 4 | 4-11 months | 93 |
5.5%
|
| 5 | One year | 63 |
3.7%
|
| 6 | 2 years | 73 |
4.3%
|
| 7 | 3 years or longer | 172 |
10.2%
|
| Sysmiss | 8 |