| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1391 |
46.9%
|
| 2 | 7 years old or younger | 180 |
6.1%
|
| 3 | 8 or 9 years old | 224 |
7.6%
|
| 4 | 10 or 11 years old | 295 |
10%
|
| 5 | 12 or 13 years old | 555 |
18.7%
|
| 6 | 14 or 15 years old | 305 |
10.3%
|
| 7 | 16 years old or older | 14 |
0.5%
|
| Sysmiss | 66 |