| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1209 |
82.9%
|
| 2 | 7 years old or younger | 14 |
1%
|
| 3 | 8 or 9 years old | 27 |
1.9%
|
| 4 | 10 or 11 years old | 39 |
2.7%
|
| 5 | 12 or 13 years old | 102 |
7%
|
| 6 | 14 or 15 years old | 67 |
4.6%
|
| 7 | 16 years old or older | 0 |
0%
|
| Sysmiss | 63 |