| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 961 |
63.7%
|
| 2 | 7 years old or younger | 11 |
0.7%
|
| 3 | 8 or 9 years old | 28 |
1.9%
|
| 4 | 10 or 11 years old | 50 |
3.3%
|
| 5 | 12 or 13 years old | 172 |
11.4%
|
| 6 | 14 or 15 years old | 174 |
11.5%
|
| 7 | 16 years old or older | 112 |
7.4%
|
| Sysmiss | 32 |