Value |
Category |
1 |
Less than 15 minutes |
2 |
15 to 30minutes |
3 |
30 to an hour |
4 |
From 1 to 3 hrs |
5 |
More than 3hrs |
Sysmiss |
|
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.