| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 919 |
53.8%
|
| 2 | 7 years old or younger | 38 |
2.2%
|
| 3 | 8 or 9 years old | 86 |
5%
|
| 4 | 10 or 11 years old | 166 |
9.7%
|
| 5 | 12 or 13 years old | 324 |
19%
|
| 6 | 14 or 15 years old | 170 |
9.9%
|
| 7 | 16 years old or older | 6 |
0.4%
|
| Sysmiss | 58 |