Value |
Category |
0 |
|
1 |
|
2 |
|
99 |
|
999 |
No records |
7777 |
Not applicable |
8888 |
Don't know |
9999 |
Missing |
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.