| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 690 |
60.3%
|
| 2 | 7 years old or younger | 36 |
3.1%
|
| 3 | 8 or 9 years old | 25 |
2.2%
|
| 4 | 10 or 11 years old | 45 |
3.9%
|
| 5 | 12 or 13 years old | 114 |
10%
|
| 6 | 14 or 15 years old | 173 |
15.1%
|
| 7 | 16 years old or older | 61 |
5.3%
|
| Sysmiss | 99 |