| Value | Category | Cases | |
|---|---|---|---|
| 1 | I do not smoke daily | 1440 |
87.1%
|
| 2 | 10 years or less | 54 |
3.3%
|
| 3 | 11 years of age | 33 |
2%
|
| 4 | 12 years of age | 39 |
2.4%
|
| 5 | 13 years of age | 29 |
1.8%
|
| 6 | 14 years of age | 20 |
1.2%
|
| 7 | 15 years of age | 24 |
1.5%
|
| 8 | 16 years or more | 15 |
0.9%
|
| Sysmiss | 18 |