| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1338 |
82.4%
|
| 2 | 0 times | 193 |
11.9%
|
| 3 | 1 to 3 times | 63 |
3.9%
|
| 4 | 4 or more times | 29 |
1.8%
|
| Sysmiss | 15 |