| Value |
Category |
| 1 |
less than 1 mnth |
| 2 |
less than 3 mths |
| 3 |
less than 6 mths |
| 4 |
less than 1 year |
| 5 |
less than 2 yrs |
| 6 |
2 years |
| 7 |
more than 2 year |
| 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.