| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 869 |
61.3%
|
| 2 | 7 years old or younger | 24 |
1.7%
|
| 3 | 8 or 9 years old | 42 |
3%
|
| 4 | 10 or 11 years old | 60 |
4.2%
|
| 5 | 12 or 13 years old | 124 |
8.7%
|
| 6 | 14 or 15 years old | 185 |
13%
|
| 7 | 16 years old or older | 114 |
8%
|
| Sysmiss | 10 |