| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1703 |
91.7%
|
| 2 | I have not stopped smoking | 62 |
3.3%
|
| 3 | 1-3 months | 26 |
1.4%
|
| 4 | 4-11 months | 17 |
0.9%
|
| 5 | One year | 14 |
0.8%
|
| 6 | 2 years | 12 |
0.6%
|
| 7 | 3 years or longer | 23 |
1.2%
|
| Sysmiss | 11 |