| Value |
Category |
| 0 |
No time |
| 1 |
Less than 1 hour |
| 2 |
1-2 hours |
| 3 |
2-3 hours |
| 4 |
More than 3 hours |
| 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.