| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 8025 |
78.9%
|
| 2 | 7 years old or younger | 249 |
2.4%
|
| 3 | 8 or 9 years old | 183 |
1.8%
|
| 4 | 10 or 11 years old | 353 |
3.5%
|
| 5 | 12 or 13 years old | 640 |
6.3%
|
| 6 | 14 or 15 years old | 571 |
5.6%
|
| 7 | 16 years old or older | 153 |
1.5%
|
| Sysmiss | 428 |