| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 357 |
56.2%
|
| 2 | 7 years old or younger | 42 |
6.6%
|
| 3 | 8 or 9 years old | 20 |
3.1%
|
| 4 | 10 or 11 years old | 41 |
6.5%
|
| 5 | 12 or 13 years old | 79 |
12.4%
|
| 6 | 14 or 15 years old | 68 |
10.7%
|
| 7 | 16 years old or older | 28 |
4.4%
|
| Sysmiss | 49 |