| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1502 |
88.2%
|
| 2 | 10 years old or younger | 69 |
4.1%
|
| 3 | 11 years old | 50 |
2.9%
|
| 4 | 12 years old | 27 |
1.6%
|
| 5 | 13 years old | 24 |
1.4%
|
| 6 | 14 years old | 25 |
1.5%
|
| 7 | 15 years old | 3 |
0.2%
|
| 8 | 16 years old or older | 2 |
0.1%
|
| Sysmiss | 36 |