| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes or I don't smoke regularly | 3049 |
86.1%
|
| 2 | Less than 1 cigarette each week | 352 |
9.9%
|
| 3 | 1 to 6 cigarettes each week | 68 |
1.9%
|
| 4 | 1 to 5 cigarettes each day | 46 |
1.3%
|
| 5 | 6 to 10 cigarettes each day | 16 |
0.5%
|
| 6 | 11 to 20 cigarettes each day | 7 |
0.2%
|
| 7 | more than 30 cigarettes each day | 5 |
0.1%
|
| Sysmiss | 5 |