| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 932 |
68.1%
|
| 2 | 7 years old or younger | 52 |
3.8%
|
| 3 | 8 or 9 years old | 40 |
2.9%
|
| 4 | 10 or 11 years old | 62 |
4.5%
|
| 5 | 12 or 13 years old | 103 |
7.5%
|
| 6 | 14 or 15 years old | 140 |
10.2%
|
| 7 | 16 years old or older | 40 |
2.9%
|
| Sysmiss | 72 |