| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke cigarettes during the past 30 days (one month) | 1828 |
94.1%
|
| 2 | Less than 1 cigarette per day | 42 |
2.2%
|
| 3 | 1 cigarette per day | 30 |
1.5%
|
| 4 | 2-5 cigarettes per day | 20 |
1%
|
| 5 | 6-10 cigarettes per day | 11 |
0.6%
|
| 6 | 11-20 cigarettes per day | 7 |
0.4%
|
| 7 | More than 20 cigarettes per day | 4 |
0.2%
|
| Sysmiss | 70 |