| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1181 |
81.1%
|
| 2 | I have not stopped smoking | 67 |
4.6%
|
| 3 | 1-3 months | 70 |
4.8%
|
| 4 | 4-11 months | 32 |
2.2%
|
| 5 | One year | 24 |
1.6%
|
| 6 | 2 years | 20 |
1.4%
|
| 7 | 3 years or longer | 62 |
4.3%
|
| Sysmiss | 47 |