| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1735 |
92.6%
|
| 2 | I have not stopped smoking | 24 |
1.3%
|
| 3 | 1-3 months | 32 |
1.7%
|
| 4 | 4-11 months | 15 |
0.8%
|
| 5 | One year | 29 |
1.5%
|
| 6 | 2 years | 11 |
0.6%
|
| 7 | 3 years or longer | 27 |
1.4%
|
| Sysmiss | 21 |