| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3480 |
81%
|
| 2 | I have not stopped smoking | 72 |
1.7%
|
| 3 | 1-3 months | 239 |
5.6%
|
| 4 | 4-11 months | 55 |
1.3%
|
| 5 | One year | 62 |
1.4%
|
| 6 | 2 years | 64 |
1.5%
|
| 7 | 3 years or longer | 323 |
7.5%
|
| Sysmiss | 107 |