| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 756 |
40.4%
|
| 2 | 7 years old or younger | 71 |
3.8%
|
| 3 | 8 or 9 years old | 137 |
7.3%
|
| 4 | 10 or 11 years old | 299 |
16%
|
| 5 | 12 or 13 years old | 384 |
20.5%
|
| 6 | 14 or 15 years old | 190 |
10.2%
|
| 7 | 16 years old or older | 32 |
1.7%
|
| Sysmiss | 168 |