| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke | 2836 |
91.3%
|
| 2 | I have not tried to quit | 166 |
5.3%
|
| 3 | 1 to 3 times | 78 |
2.5%
|
| 4 | more than 4 times | 25 |
0.8%
|
| Sysmiss | 5 |