| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 928 |
49.3%
|
| 2 | 7 years old or younger | 222 |
11.8%
|
| 3 | 8 or 9 years old | 199 |
10.6%
|
| 4 | 10 or 11 years old | 221 |
11.7%
|
| 5 | 12 or 13 years old | 191 |
10.2%
|
| 6 | 14 or 15 years old | 87 |
4.6%
|
| 7 | 16 years old or older | 28 |
1.5%
|
| 8 | 5 |
0.3%
|
|
| Sysmiss | 7 |