| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never tried smoking a cigarette | 1541 |
64.7%
|
| 2 | 7 years old or younger | 51 |
2.1%
|
| 3 | 10 or 11 years old | 73 |
3.1%
|
| 4 | 8 or 9 years old | 134 |
5.6%
|
| 5 | 12 or 13 years old | 299 |
12.6%
|
| 6 | 14 or 15 years old | 252 |
10.6%
|
| 7 | 16 years old or older | 31 |
1.3%
|
| Sysmiss | 104 |