| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 5722 |
84.6%
|
| 2 | I have not stopped smoking | 196 |
2.9%
|
| 3 | Less than 1 month | 238 |
3.5%
|
| 4 | 1-3 months | 94 |
1.4%
|
| 5 | 4-11 months | 71 |
1%
|
| 6 | One year | 96 |
1.4%
|
| 7 | 2 years | 70 |
1%
|
| 8 | 3 years or longer | 276 |
4.1%
|
| Sysmiss | 152 |