| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 791 |
50.2%
|
| 2 | 7 years old or younger | 64 |
4.1%
|
| 3 | 8 or 9 years old | 76 |
4.8%
|
| 4 | 10 or 11 years old | 217 |
13.8%
|
| 5 | 12 or 13 years old | 351 |
22.3%
|
| 6 | 14 or 15 years old | 75 |
4.8%
|
| 7 | 16 years old or older | 2 |
0.1%
|
| Sysmiss | 196 |