| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2235 |
49.2%
|
| 2 | I have not stopped smoking | 494 |
10.9%
|
| 3 | 1-3 months | 314 |
6.9%
|
| 4 | 4-11 months | 332 |
7.3%
|
| 5 | One year | 237 |
5.2%
|
| 6 | 2 years | 296 |
6.5%
|
| 7 | 3 years or longer | 262 |
5.8%
|
| 8 | 373 |
8.2%
|
|
| Sysmiss | 51 |