| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1288 |
69.5%
|
| 2 | 7 years old or younger | 104 |
5.6%
|
| 3 | 8 or 9 years old | 93 |
5%
|
| 4 | 10 or 11 years old | 129 |
7%
|
| 5 | 12 or 13 years old | 158 |
8.5%
|
| 6 | 14 or 15 years old | 78 |
4.2%
|
| 7 | 16 years old or older | 3 |
0.2%
|
| Sysmiss | 162 |