| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3035 |
83%
|
| 2 | 7 years old or younger | 42 |
1.1%
|
| 3 | 8 or 9 years old | 53 |
1.5%
|
| 4 | 10 or 11 years old | 131 |
3.6%
|
| 5 | 12 or 13 years old | 233 |
6.4%
|
| 6 | 14 or 15 years old | 142 |
3.9%
|
| 7 | 16 years old or older | 19 |
0.5%
|
| Sysmiss | 112 |