| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2355 |
62.3%
|
| 2 | 7 years old or younger | 203 |
5.4%
|
| 3 | 8 or 9 years old | 110 |
2.9%
|
| 4 | 10 or 11 years old | 128 |
3.4%
|
| 5 | 12 or 13 years old | 369 |
9.8%
|
| 6 | 14 or 15 years old | 579 |
15.3%
|
| 7 | 16 years old or older | 37 |
1%
|
| Sysmiss | 80 |