Value |
Category |
1 |
1-4 hours |
2 |
5-8 hours |
3 |
9-12 hours |
4 |
More than 12 hours |
99 |
N/R |
888 |
Don't know |
999 |
N/A |
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.