| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 5204 |
83.1%
|
| 2 | I have not stopped smoking | 302 |
4.8%
|
| 3 | 1-3 months | 298 |
4.8%
|
| 4 | 4-11 months | 105 |
1.7%
|
| 5 | One year | 116 |
1.9%
|
| 6 | 2 years | 81 |
1.3%
|
| 7 | 3 years or longer | 156 |
2.5%
|
| Sysmiss | 7 |