| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4092 |
78.5%
|
| 2 | I have not stopped smoking | 402 |
7.7%
|
| 3 | Less than 1 month | 196 |
3.8%
|
| 4 | 1-3 months | 138 |
2.6%
|
| 5 | 4-11 months | 102 |
2%
|
| 6 | One year | 93 |
1.8%
|
| 7 | 2 years | 60 |
1.2%
|
| 8 | 3 years or longer | 129 |
2.5%
|
| Sysmiss | 96 |