| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3110 |
75.7%
|
| 2 | 7 years old or younger | 160 |
3.9%
|
| 3 | 8 or 9 years old | 115 |
2.8%
|
| 4 | 10 or 11 years old | 122 |
3%
|
| 5 | 12 or 13 years old | 182 |
4.4%
|
| 6 | 14 or 15 years old | 209 |
5.1%
|
| 7 | 16 or 17 years old | 161 |
3.9%
|
| 8 | 18 years old or older | 48 |
1.2%
|
| Sysmiss | 424 |