| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3367 |
85.5%
|
| 2 | I have not stopped smoking | 199 |
5.1%
|
| 3 | 1-3 months | 139 |
3.5%
|
| 4 | 4-11 months | 56 |
1.4%
|
| 5 | One year | 45 |
1.1%
|
| 6 | 2 years | 38 |
1%
|
| 7 | 3 years or longer | 25 |
0.6%
|
| 8 | 71 |
1.8%
|
|
| Sysmiss | 80 |