| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1165 |
83.7%
|
| 2 | 10 years old or younger | 84 |
6%
|
| 3 | 11 years old | 54 |
3.9%
|
| 4 | 12 years old | 29 |
2.1%
|
| 5 | 13 years old | 33 |
2.4%
|
| 6 | 14 years old | 20 |
1.4%
|
| 7 | 15 years old | 4 |
0.3%
|
| 8 | 16 years old or older | 3 |
0.2%
|
| Sysmiss | 24 |