| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 0 |
0%
|
| 2 | 7 years old or younger | 9 |
5.1%
|
| 3 | 8 or 9 years old | 11 |
6.3%
|
| 4 | 10 or 11 years old | 36 |
20.5%
|
| 5 | 12 or 13 years old | 48 |
27.3%
|
| 6 | 14 or 15 years old | 46 |
26.1%
|
| 7 | 16 years old or older | 26 |
14.8%
|
| Sysmiss | 2587 |