| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 745 |
35.1%
|
| 2 | I do not smoke every day | 980 |
46.2%
|
| 3 | From 7 years of age or earlier | 23 |
1.1%
|
| 4 | From 8 or 9 years of age | 17 |
0.8%
|
| 5 | From 10 or 11 years of age | 51 |
2.4%
|
| 6 | From 12 or 13 years of age | 152 |
7.2%
|
| 7 | From 14 or 15 years of age | 145 |
6.8%
|
| 8 | From 16 years of age or later | 9 |
0.4%
|
| Sysmiss | 28 |