Value |
Category |
-999 |
-999 |
-888 |
-888 |
1 |
Yes, every day |
2 |
Yes, at least once per week |
3 |
Yes, at least once per month |
4 |
Do not listen |
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.