| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1263 |
83.6%
|
| 2 | 10 years old or younger | 65 |
4.3%
|
| 3 | 11 years old | 54 |
3.6%
|
| 4 | 12 years old | 57 |
3.8%
|
| 5 | 13 years old | 35 |
2.3%
|
| 6 | 14 years old | 20 |
1.3%
|
| 7 | 15 years old | 4 |
0.3%
|
| 8 | 16 years old or older | 12 |
0.8%
|
| Sysmiss | 36 |