| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1453 |
93.9%
|
| 2 | I have not stopped smoking | 57 |
3.7%
|
| 3 | 1-3 months | 9 |
0.6%
|
| 4 | 4-11 months | 7 |
0.5%
|
| 5 | One year | 4 |
0.3%
|
| 6 | 2 years | 8 |
0.5%
|
| 7 | 3 years or longer | 10 |
0.6%
|
| Sysmiss | 28 |