| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 786 |
67.4%
|
| 2 | Occasionally, but less than one cigarette per week | 263 |
22.5%
|
| 3 | Sometime each month, but less than one cigarette per week | 44 |
3.8%
|
| 4 | Sometime each week, but less than one cigarette | 38 |
3.3%
|
| 5 | Every day at least one cigarette | 36 |
3.1%
|
| Sysmiss | 76 |