| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke cigarettes during the past 30 days (one month) | 950 |
96.9%
|
| 2 | Less than 1 cigarette per day | 19 |
1.9%
|
| 3 | 1 cigarette per day | 7 |
0.7%
|
| 4 | 2-5 cigarettes per day | 1 |
0.1%
|
| 5 | 6-10 cigarettes per day | 2 |
0.2%
|
| 6 | 11-20 cigarettes per day | 1 |
0.1%
|
| 7 | More than 20 cigarettes per day | 0 |
0%
|
| Sysmiss | 31 |