Value |
Category |
1 |
Never |
2 |
Once |
3 |
2-3 times a year |
4 |
Once a month |
5 |
2-3 times a month |
6 |
Once a week |
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.