| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 805 |
92.4%
|
| 2 | Occasionally, but less than once a month | 23 |
2.6%
|
| 3 | some time each month, but less than on cigarette per week | 20 |
2.3%
|
| 4 | some time each week, but less than one cigarette per day | 14 |
1.6%
|
| 5 | every day at least on cigaretted | 9 |
1%
|
| Sysmiss | 35 |