Value |
Category |
1 |
Less than 1 month |
2 |
One to two months |
3 |
Two to three months |
4 |
Three months or more |
8 |
DK |
9 |
Missing |
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.