Value |
Category |
1 |
1 to 5 |
2 |
6 to 10 |
3 |
less than a pack |
4 |
one pack |
5 |
one to two packs |
6 |
two packs |
7 |
more than 2 packs |
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.