Value |
Category |
1 |
0-2 years |
2 |
3-5 years |
3 |
prim comp |
4 |
sec incomp |
5 |
sec comp/+ |
9 |
unknown |
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.