Value |
Category |
1 |
up to 8 hours |
2 |
from 9 to 40 hours |
3 |
from 41 to 80 hours |
4 |
from 81 to 160 hours |
5 |
more than 160 hours |
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.