| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 3022 |
78%
|
| 2 | I have not stopped smoking | 155 |
4%
|
| 3 | 1-3 months | 160 |
4.1%
|
| 4 | 4-11 months | 100 |
2.6%
|
| 5 | One year | 105 |
2.7%
|
| 6 | 2 years | 88 |
2.3%
|
| 7 | 3 years or longer | 246 |
6.3%
|
| Sysmiss | 29 |