Value |
Category |
-99 |
Dont know |
-95 |
|
1 |
Last 1-6 months |
2 |
7-12 months |
3 |
1-2 years |
4 |
2 years or more |
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.