| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 891 |
49%
|
| 2 | 7 years old or younger | 33 |
1.8%
|
| 3 | 8 or 9 years old | 54 |
3%
|
| 4 | 10 or 11 years old | 163 |
9%
|
| 5 | 12 or 13 years old | 498 |
27.4%
|
| 6 | 14 or 15 years old | 176 |
9.7%
|
| 7 | 16 years old or older | 5 |
0.3%
|
| Sysmiss | 29 |