| Value |
Category |
| 1 |
0 - 5 minutes |
| 2 |
6 - 15 minutes |
| 3 |
16 - 30 minutes |
| 4 |
31 - 60 minutes |
| 5 |
1 - 2 hours |
| 6 |
More than 2 hours |
| 8 |
Not Applicable |
| 9 |
Unspecified |
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.