| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1101 |
61.2%
|
| 2 | 7 years old or younger | 67 |
3.7%
|
| 3 | 8 or 9 years old | 85 |
4.7%
|
| 4 | 10 or 11 years old | 136 |
7.6%
|
| 5 | 12 or 13 years old | 258 |
14.3%
|
| 6 | 14 or 15 years old | 131 |
7.3%
|
| 7 | 16 years old or older | 21 |
1.2%
|
| Sysmiss | 56 |