| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4286 |
67.1%
|
| 2 | 7 years old or younger | 223 |
3.5%
|
| 3 | 8 or 9 years old | 197 |
3.1%
|
| 4 | 10 or 11 years old | 327 |
5.1%
|
| 5 | 12 or 13 years old | 466 |
7.3%
|
| 6 | 14 or 15 years old | 510 |
8%
|
| 7 | 16 years old or older | 375 |
5.9%
|
| Sysmiss | 364 |