| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1769 |
83.2%
|
| 2 | 7 years old or younger | 38 |
1.8%
|
| 3 | 8 or 9 years old | 53 |
2.5%
|
| 4 | 10 or 11 years old | 60 |
2.8%
|
| 5 | 12 or 13 years old | 79 |
3.7%
|
| 6 | 14 or 15 years old | 74 |
3.5%
|
| 7 | 16 years old or older | 54 |
2.5%
|
| Sysmiss | 40 |