| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1742 |
87.6%
|
| 2 | 7 years old or younger | 60 |
3%
|
| 3 | 8 or 9 years old | 34 |
1.7%
|
| 4 | 10 or 11 years old | 41 |
2.1%
|
| 5 | 12 or 13 years old | 40 |
2%
|
| 6 | 14 or 15 years old | 53 |
2.7%
|
| 7 | 16 years old or older | 19 |
1%
|
| Sysmiss | 222 |