| Value |
Category |
| 1 |
0 to less than 30 minutes |
| 2 |
30 min-1 hr |
| 3 |
1 hr - less than 2 hrs |
| 4 |
more than 2 hrs but less than half a day |
| 5 |
the whole day |
| 6 |
don't know |
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.
