| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2584 |
75.6%
|
| 2 | 7 years old or younger | 249 |
7.3%
|
| 3 | 8 or 9 years old | 162 |
4.7%
|
| 4 | 10 or 11 years old | 151 |
4.4%
|
| 5 | 12 or 13 years old | 154 |
4.5%
|
| 6 | 14 or 15 years old | 79 |
2.3%
|
| 7 | 16 years old or older | 37 |
1.1%
|
| Sysmiss | 275 |