| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1851 |
67.7%
|
| 2 | 7 years old or younger | 113 |
4.1%
|
| 3 | 8 or 9 years old | 134 |
4.9%
|
| 4 | 10 or 11 years old | 236 |
8.6%
|
| 5 | 12 or 13 years old | 256 |
9.4%
|
| 6 | 14 or 15 years old | 127 |
4.6%
|
| 7 | 16 years old or older | 18 |
0.7%
|
| Sysmiss | 106 |