| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1324 |
91.2%
|
| 2 | I have not stopped smoking | 36 |
2.5%
|
| 3 | 1-3 months | 23 |
1.6%
|
| 4 | 4-11 months | 9 |
0.6%
|
| 5 | One year | 17 |
1.2%
|
| 6 | 2 years | 6 |
0.4%
|
| 7 | 3 years or longer | 37 |
2.5%
|
| Sysmiss | 9 |