| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 742 |
46.1%
|
| 2 | 10 years old or younger | 154 |
9.6%
|
| 3 | 11 years old | 136 |
8.5%
|
| 4 | 12 years old | 217 |
13.5%
|
| 5 | 13 years old | 168 |
10.4%
|
| 6 | 14 years old | 117 |
7.3%
|
| 7 | 15 years old | 64 |
4%
|
| 8 | 16 years old or older | 11 |
0.7%
|
| Sysmiss | 58 |