Value |
Category |
1 |
daily |
2 |
three days a week |
3 |
two days a week |
4 |
once a week |
5 |
once a month |
6 |
in event |
9 |
not stated |
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.