| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2091 |
47.1%
|
| 2 | 7 years old or younger | 95 |
2.1%
|
| 3 | 8 or 9 years old | 189 |
4.3%
|
| 4 | 10 or 11 years old | 341 |
7.7%
|
| 5 | 12 or 13 years old | 814 |
18.3%
|
| 6 | 14 or 15 years old | 780 |
17.6%
|
| 7 | 16 years old or older | 127 |
2.9%
|
| Sysmiss | 202 |