| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1809 |
87.9%
|
| 2 | 10 years old or younger | 49 |
2.4%
|
| 3 | 11 years old | 43 |
2.1%
|
| 4 | 12 years old | 59 |
2.9%
|
| 5 | 13 years old | 45 |
2.2%
|
| 6 | 14 years old | 33 |
1.6%
|
| 7 | 15 years old | 15 |
0.7%
|
| 8 | 16 years old or older | 5 |
0.2%
|
| Sysmiss | 35 |