| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 735 |
42.1%
|
| 2 | 7 years old or younger | 174 |
10%
|
| 3 | 8 or 9 years old | 124 |
7.1%
|
| 4 | 10 or 11 years old | 254 |
14.5%
|
| 5 | 12 or 13 years old | 255 |
14.6%
|
| 6 | 14 or 15 years old | 142 |
8.1%
|
| 7 | 16 years old or older | 53 |
3%
|
| 8 | 9 |
0.5%
|
|
| Sysmiss | 80 |