| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 695 |
34.6%
|
| 2 | 7 years old or younger | 73 |
3.6%
|
| 3 | 8 or 9 years old | 143 |
7.1%
|
| 4 | 10 or 11 years old | 304 |
15.1%
|
| 5 | 12 or 13 years old | 523 |
26%
|
| 6 | 14 or 15 years old | 264 |
13.1%
|
| 7 | 16 years old or older | 9 |
0.4%
|
| Sysmiss | 74 |