| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1052 |
73%
|
| 2 | I have not stopped smoking | 159 |
11%
|
| 3 | 1-3 months | 75 |
5.2%
|
| 4 | 4-11 months | 42 |
2.9%
|
| 5 | One year | 30 |
2.1%
|
| 6 | 2 years | 47 |
3.3%
|
| 7 | 3 years or longer | 37 |
2.6%
|
| Sysmiss | 11 |