| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1775 |
87.4%
|
| 2 | 10 years old or younger | 64 |
3.2%
|
| 3 | 11 years old | 58 |
2.9%
|
| 4 | 12 years old | 51 |
2.5%
|
| 5 | 13 years old | 42 |
2.1%
|
| 6 | 14 years old | 21 |
1%
|
| 7 | 15 years old | 11 |
0.5%
|
| 8 | 16 years old or older | 9 |
0.4%
|
| Sysmiss | 61 |