| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 795 |
58%
|
| 2 | 7 years old or younger | 33 |
2.4%
|
| 3 | 8 or 9 years old | 54 |
3.9%
|
| 4 | 10 or 11 years old | 121 |
8.8%
|
| 5 | 12 or 13 years old | 261 |
19.1%
|
| 6 | 14 or 15 years old | 99 |
7.2%
|
| 7 | 16 years old or older | 7 |
0.5%
|
| Sysmiss | 8 |