| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2686 |
88.3%
|
| 2 | 7 years old or younger | 22 |
0.7%
|
| 3 | 8 or 9 years old | 17 |
0.6%
|
| 4 | 10 or 11 years old | 54 |
1.8%
|
| 5 | 12 or 13 years old | 103 |
3.4%
|
| 6 | 14 or 15 years old | 158 |
5.2%
|
| 7 | 16 years old or older | 2 |
0.1%
|
| Sysmiss | 112 |