| Value |
Category |
| 1 |
less than 3 months |
| 2 |
3-5 months |
| 3 |
6-8 months |
| 4 |
9-11 months |
| 5 |
1-2 yrs |
| 6 |
3-4 yrs |
| 7 |
5-9 yrs |
| 8 |
10 yrs+ |
| 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.