CONTROL INFORMATION [TO BE COMPLETED BEFORE INTERVIEW]
Categories
Value
Category
-9
Don’t know
2
3
4
5
6
7
8
9
10
11
13
15
17
18
21
23
27
30
32
33
38
42
46
70
80
83
120
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.