Value |
Category |
1 |
NONE |
2 |
LESS THAN 6 HOURS |
3 |
6-15 HOURS |
4 |
16-35 HOURS |
5 |
MORE THAN 35 HOURS |
9 |
OMITTED |
11 |
.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.