Value |
Category |
1 |
less then 5 minutes |
2 |
5-15 minutes |
3 |
15-30 minutes |
4 |
30-60 minutes |
5 |
1-2 hours |
6 |
more then 2 hours |
7 |
|
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.