| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1608 |
76.2%
|
| 2 | 7 years old or younger | 31 |
1.5%
|
| 3 | 8 or 9 years old | 46 |
2.2%
|
| 4 | 10 or 11 years old | 77 |
3.6%
|
| 5 | 12 or 13 years old | 219 |
10.4%
|
| 6 | 14 or 15 years old | 126 |
6%
|
| 7 | 16 years old or older | 3 |
0.1%
|
| Sysmiss | 58 |