| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 464 |
75.6%
|
| 2 | A puff or two | 39 |
6.4%
|
| 3 | 1 cigarette | 34 |
5.5%
|
| 4 | 2 to 5 cigarettes | 29 |
4.7%
|
| 5 | 6 to 15 cigarettes | 13 |
2.1%
|
| 6 | 16 to 25 cigarettes | 11 |
1.8%
|
| 7 | 26 to 99 cigarettes | 12 |
2%
|
| 8 | more than 100 cigarettes (5 or more packs) | 12 |
2%
|