| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 768 |
45.3%
|
| 2 | 7 years old or younger | 159 |
9.4%
|
| 3 | 8 or 9 years old | 129 |
7.6%
|
| 4 | 10 or 11 years old | 224 |
13.2%
|
| 5 | 12 or 13 years old | 219 |
12.9%
|
| 6 | 14 or 15 years old | 129 |
7.6%
|
| 7 | 16 years old or older | 51 |
3%
|
| 8 | 15 |
0.9%
|
|
| Sysmiss | 73 |