| Value |
Category |
| 1 |
I have never smoked cigarettes |
| 2 |
7 years old or younger |
| 3 |
8 or 9 years old |
| 4 |
10 or 11 years old |
| 5 |
12 or 13 years old |
| 6 |
14 or 15 years old |
| 7 |
16 or 17 years old |
| 8 |
18 years old or older |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
