Value |
Category |
00 |
None |
01 |
1 |
02 |
2 |
03 |
3 |
04 |
4 |
05 |
5 |
06 |
6 |
07 |
7 |
08 |
8 |
09 |
9+ |
98 |
Unknown |
99 |
NIU (not in universe) |
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.