| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2189 |
86.3%
|
| 2 | One or two puffs | 125 |
4.9%
|
| 3 | Only one cigarette | 55 |
2.2%
|
| 4 | 2 to 5 cigarettes per day | 66 |
2.6%
|
| 5 | 6 to 15 cigarettes | 29 |
1.1%
|
| 6 | 16 to 25 cigarettes | 21 |
0.8%
|
| 7 | 26 to 99 cigarettes | 17 |
0.7%
|
| 8 | More than 100 cigarettes | 35 |
1.4%
|
| Sysmiss | 10 |