| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 610 |
73.7%
|
| 2 | 7 years old or younger | 41 |
5%
|
| 3 | 8 or 9 years old | 40 |
4.8%
|
| 4 | 10 or 11 years old | 55 |
6.6%
|
| 5 | 12 or 13 years old | 45 |
5.4%
|
| 6 | 14 or 15 years old | 27 |
3.3%
|
| 7 | 16 years old or older | 10 |
1.2%
|
| Sysmiss | 78 |