| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 835 |
48.5%
|
| 2 | 7 years old or younger | 28 |
1.6%
|
| 3 | 8 or 9 years old | 51 |
3%
|
| 4 | 10 or 11 years old | 152 |
8.8%
|
| 5 | 12 or 13 years old | 448 |
26%
|
| 6 | 14 or 15 years old | 191 |
11.1%
|
| 7 | 16 years old or older | 15 |
0.9%
|
| Sysmiss | 34 |