| Value |
Category |
| 0 |
|
| 1 |
Less than a week |
| 2 |
One to two weeks |
| 3 |
Two to four weeks |
| 4 |
More than a month |
| 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.