Value |
Category |
1 |
weekly |
2 |
biweekly |
3 |
monthly |
4 |
biannually |
5 |
annually |
6 |
never |
7 |
other |
8 |
daily |
9 |
quarterly |
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.