| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 801 |
59.4%
|
| 2 | 10 years old or younger | 58 |
4.3%
|
| 3 | 11 years old | 47 |
3.5%
|
| 4 | 12 years old | 98 |
7.3%
|
| 5 | 13 years old | 117 |
8.7%
|
| 6 | 14 years old | 105 |
7.8%
|
| 7 | 15 years old | 91 |
6.8%
|
| 8 | 16 years old or older | 31 |
2.3%
|
| Sysmiss | 43 |