| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2108 |
86.6%
|
| 2 | I have not stopped smoking | 140 |
5.8%
|
| 3 | 1-3 months | 69 |
2.8%
|
| 4 | 4-11 months | 16 |
0.7%
|
| 5 | One year | 20 |
0.8%
|
| 6 | 2 years | 17 |
0.7%
|
| 7 | 3 years or longer | 63 |
2.6%
|
| Sysmiss | 88 |