Value |
Category |
1 |
YEARS |
2 |
MONTHS |
3 |
WEEKS |
4 |
DAYS |
5 |
LESS THAN 1 DAY |
7 |
DON'T KNOW |
9 |
REFUSED |
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.