| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 872 |
41.3%
|
| 2 | 7 years old or younger | 87 |
4.1%
|
| 3 | 8 or 9 years old | 148 |
7%
|
| 4 | 10 or 11 years old | 390 |
18.5%
|
| 5 | 12 or 13 years old | 502 |
23.8%
|
| 6 | 14 or 15 years old | 108 |
5.1%
|
| 7 | 16 years old or older | 6 |
0.3%
|
| Sysmiss | 88 |