Value |
Category |
0 |
|
1 |
Less then a week |
2 |
7 - 30 days ago |
3 |
More than a month but less than a year |
4 |
More than a year |
5 |
Never |
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.