| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1130 |
59.8%
|
| 2 | I have not stopped smoking | 163 |
8.6%
|
| 3 | 1-3 months | 244 |
12.9%
|
| 4 | 4-11 months | 81 |
4.3%
|
| 5 | One year | 105 |
5.6%
|
| 6 | 2 years | 61 |
3.2%
|
| 7 | 3 years or longer | 106 |
5.6%
|
| Sysmiss | 2 |