| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 837 |
47%
|
| 2 | 7 years old or younger | 46 |
2.6%
|
| 3 | 8 or 9 years old | 89 |
5%
|
| 4 | 10 or 11 years old | 196 |
11%
|
| 5 | 12 or 13 years old | 387 |
21.7%
|
| 6 | 14 or 15 years old | 215 |
12.1%
|
| 7 | 16 years old or older | 11 |
0.6%
|
| Sysmiss | 67 |