| Value | Category | Cases | |
|---|---|---|---|
| 1 | I don't smoke | 1432 |
67.1%
|
| 2 | Now and then but less than once a month | 190 |
8.9%
|
| 3 | Some times a month, but less than once cigarette per week | 97 |
4.5%
|
| 4 | Some times in a week, but less than once a day | 133 |
6.2%
|
| 5 | Everyday at least one cigarette | 283 |
13.3%
|
| Sysmiss | 15 |