CONTROL INFORMATION [TO BE COMPLETED BEFORE INTERVIEW]
Categories
Value
Category
-9
Don’t know
2
3
4
5
6
7
8
9
10
11
12
13
14
17
18
19
20
21
24
26
27
28
30
32
34
35
36
37
39
50
54
61
68
74
99
200
3000
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.