| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1564 |
83.6%
|
| 2 | 10 years old or younger | 85 |
4.5%
|
| 3 | 11 years old | 49 |
2.6%
|
| 4 | 12 years old | 47 |
2.5%
|
| 5 | 13 years old | 60 |
3.2%
|
| 6 | 14 years old | 44 |
2.4%
|
| 7 | 15 years old | 16 |
0.9%
|
| 8 | 16 years old or older | 6 |
0.3%
|
| Sysmiss | 17 |