| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1917 |
45.2%
|
| 2 | 7 years old or younger | 282 |
6.7%
|
| 3 | 8 or 9 years old | 313 |
7.4%
|
| 4 | 10 or 11 years old | 548 |
12.9%
|
| 5 | 12 or 13 years old | 883 |
20.8%
|
| 6 | 14 or 15 years old | 291 |
6.9%
|
| 7 | 16 years old or older | 4 |
0.1%
|
| Sysmiss | 82 |