| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1491 |
80.6%
|
| 2 | 7 years old or younger | 23 |
1.2%
|
| 3 | 8 or 9 years old | 27 |
1.5%
|
| 4 | 10 or 11 years old | 88 |
4.8%
|
| 5 | 12 or 13 years old | 129 |
7%
|
| 6 | 14 or 15 years old | 81 |
4.4%
|
| 7 | 16 years old or older | 11 |
0.6%
|
| Sysmiss | 55 |