| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 767 |
43.9%
|
| 2 | I have not stopped smoking | 489 |
28%
|
| 3 | 1-3 months | 239 |
13.7%
|
| 4 | 4-11 months | 85 |
4.9%
|
| 5 | One year | 69 |
3.9%
|
| 6 | 2 years | 49 |
2.8%
|
| 7 | 3 years or longer | 51 |
2.9%
|
| Sysmiss | 18 |