| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke every day | 1829 |
86.9%
|
| 2 | 10 years old or younger | 88 |
4.2%
|
| 3 | 11 years old | 53 |
2.5%
|
| 4 | 12 years old | 40 |
1.9%
|
| 5 | 13 years old | 33 |
1.6%
|
| 6 | 14 years old | 40 |
1.9%
|
| 7 | 15 years old | 12 |
0.6%
|
| 8 | 16 years old or older | 9 |
0.4%
|
| Sysmiss | 51 |