| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1270 |
65.6%
|
| 2 | 10 years old or younger | 184 |
9.5%
|
| 3 | 11 years old | 70 |
3.6%
|
| 4 | 12 years old | 97 |
5%
|
| 5 | 13 years old | 122 |
6.3%
|
| 6 | 14 years old | 102 |
5.3%
|
| 7 | 15 years old | 66 |
3.4%
|
| 8 | 16 years old or older | 26 |
1.3%
|
| Sysmiss | 129 |