| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not smoke cigarettes during the past 30 days (one month) | 1633 |
97.3%
|
| 2 | Less than 1 cigarette per day | 20 |
1.2%
|
| 3 | 1 cigarette per day | 17 |
1%
|
| 4 | 2 to 5 cigarettes per day | 5 |
0.3%
|
| 5 | 6 to 10 cigarettes per day | 1 |
0.1%
|
| 6 | More than 20 cigarettes per day | 2 |
0.1%
|
| Sysmiss | 69 |