| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2132 |
95.6%
|
| 2 | I have not stopped smoking | 39 |
1.7%
|
| 3 | 1-3 months | 32 |
1.4%
|
| 4 | 4-11 months | 6 |
0.3%
|
| 5 | One year | 2 |
0.1%
|
| 6 | 2 years | 7 |
0.3%
|
| 7 | 3 years or longer | 13 |
0.6%
|
| Sysmiss | 10 |