| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never used tobacco | 3792 |
93.1%
|
| 2 | 7 years old or younger | 57 |
1.4%
|
| 3 | 8 or 9 years old | 42 |
1%
|
| 4 | 10 or 11 years old | 56 |
1.4%
|
| 5 | 12 or 13 years old | 67 |
1.6%
|
| 6 | 14 or 15 years old | 34 |
0.8%
|
| 7 | 16 years old or older | 25 |
0.6%
|
| Sysmiss | 37 |