| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1511 |
72.2%
|
| 2 | 7 years old or younger | 18 |
0.9%
|
| 3 | 8 or 9 years old | 13 |
0.6%
|
| 4 | 10 or 11 years old | 27 |
1.3%
|
| 5 | 12 or 13 years old | 64 |
3.1%
|
| 6 | 14 or 15 years old | 220 |
10.5%
|
| 7 | 16 years old or older | 239 |
11.4%
|
| Sysmiss | 165 |