| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3216 |
79.7%
|
| 2 | I have not stopped smoking | 115 |
2.9%
|
| 3 | 1-3 months | 298 |
7.4%
|
| 4 | 4-11 months | 59 |
1.5%
|
| 5 | One year | 76 |
1.9%
|
| 6 | 2 years | 74 |
1.8%
|
| 7 | 3 years or more | 195 |
4.8%
|
| Sysmiss | 44 |