| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 15169 |
84.5%
|
| 2 | I have not stopped smoking | 617 |
3.4%
|
| 3 | 1-3 months | 681 |
3.8%
|
| 4 | 4-11 months | 215 |
1.2%
|
| 5 | One year | 262 |
1.5%
|
| 6 | 2 years | 245 |
1.4%
|
| 7 | 3 years or longer | 760 |
4.2%
|
| Sysmiss | 61 |