Value |
Category |
1 |
More than onece a week |
2 |
Several times a month |
3 |
Several times a year |
4 |
Seldomly |
5 |
Not coming |
6 |
Other |
9 |
MV |
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.