| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1986 |
69.1%
|
| 2 | 7 years old or younger | 61 |
2.1%
|
| 3 | 8 or 9 years old | 60 |
2.1%
|
| 4 | 10 or 11 years old | 143 |
5%
|
| 5 | 12 or 13 years old | 277 |
9.6%
|
| 6 | 14 or 15 years old | 288 |
10%
|
| 7 | 16 or 17 years old | 56 |
1.9%
|
| 8 | 18 years old or older | 2 |
0.1%
|
| Sysmiss | 139 |