| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1676 |
79.7%
|
| 2 | I have not stopped smoking | 270 |
12.8%
|
| 3 | Less than 4 months | 124 |
5.9%
|
| 4 | 4-11 months | 18 |
0.9%
|
| 5 | One year | 9 |
0.4%
|
| 6 | 2 years | 3 |
0.1%
|
| 7 | 3 years or longer | 3 |
0.1%
|
| Sysmiss | 26 |