| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 6800 |
64.1%
|
| 2 | 7 years old or younger | 272 |
2.6%
|
| 3 | 8 or 9 years old | 322 |
3%
|
| 4 | 10 or 11 years old | 456 |
4.3%
|
| 5 | 12 or 13 years old | 870 |
8.2%
|
| 6 | 14 or 15 years old | 1286 |
12.1%
|
| 7 | 16 years old or older | 610 |
5.7%
|
| Sysmiss | 1014 |