| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2881 |
72.3%
|
| 2 | 7 years old or younger | 137 |
3.4%
|
| 3 | 8 or 9 years old | 191 |
4.8%
|
| 4 | 10 or 11 years old | 294 |
7.4%
|
| 5 | 12 or 13 years old | 364 |
9.1%
|
| 6 | 14 or 15 years old | 118 |
3%
|
| 7 | 16 years old or older | 0 |
0%
|
| Sysmiss | 80 |