| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2063 |
80.2%
|
| 2 | I have not stopped smoking | 272 |
10.6%
|
| 3 | Less than 4 months | 63 |
2.4%
|
| 4 | 4-11 months | 38 |
1.5%
|
| 5 | One year | 112 |
4.4%
|
| 6 | 2 years | 7 |
0.3%
|
| 7 | 3 years or longer | 17 |
0.7%
|
| Sysmiss | 64 |