| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 943 |
53.5%
|
| 2 | 10 years old or younger | 111 |
6.3%
|
| 3 | 11 years old | 127 |
7.2%
|
| 4 | 12 years old | 171 |
9.7%
|
| 5 | 13 years old | 204 |
11.6%
|
| 6 | 14 years old | 120 |
6.8%
|
| 7 | 15 years old | 62 |
3.5%
|
| 8 | 16 years old or older | 23 |
1.3%
|
| Sysmiss | 59 |