| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1457 |
43%
|
| 2 | 7 years old or younger | 226 |
6.7%
|
| 3 | 8 or 9 years old | 230 |
6.8%
|
| 4 | 10 or 11 years old | 389 |
11.5%
|
| 5 | 12 or 13 years old | 688 |
20.3%
|
| 6 | 14 or 15 years old | 372 |
11%
|
| 7 | 16 years old or older | 28 |
0.8%
|
| Sysmiss | 142 |