Value |
Category |
-9 |
DK |
1 |
Daily |
2 |
Weekly |
3 |
Fortnightly |
4 |
Monthly |
5 |
Quarterly |
6 |
Semi-annually |
7 |
Yearly |
8 |
None |
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.