| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 247 |
49.5%
|
| 2 | 7 years old or younger | 39 |
7.8%
|
| 3 | 8 or 9 years old | 25 |
5%
|
| 4 | 10 or 11 years old | 21 |
4.2%
|
| 5 | 12 or 13 years old | 99 |
19.8%
|
| 6 | 14 or 15 years old | 66 |
13.2%
|
| 7 | 16 years old or older | 2 |
0.4%
|
| Sysmiss | 22 |