| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1121 |
66.8%
|
| 2 | 7 years old or younger | 75 |
4.5%
|
| 3 | 8 or 9 years old | 90 |
5.4%
|
| 4 | 10 or 11 years old | 130 |
7.7%
|
| 5 | 12 or 13 years old | 150 |
8.9%
|
| 6 | 14 or 15 years old | 97 |
5.8%
|
| 7 | 16 years old or older | 16 |
1%
|
| Sysmiss | 58 |