Value |
Category |
2 |
15-30 minutes |
3 |
30-45 minutes |
4 |
45-60 minutes |
5 |
Don't know |
6 |
Less than 15 minutes |
7 |
more than one hour. |
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.