| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3255 |
90.9%
|
| 2 | 7 years old or younger | 39 |
1.1%
|
| 3 | 8 or 9 years old | 26 |
0.7%
|
| 4 | 10 or 11 years old | 38 |
1.1%
|
| 5 | 12 or 13 years old | 45 |
1.3%
|
| 6 | 14 or 15 years old | 105 |
2.9%
|
| 7 | 16 or 17 years old | 73 |
2%
|
| 8 | 18 years old or older | 0 |
0%
|
| Sysmiss | 102 |