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
14
15
18
20
21
23
24
25
26
28
29
30
31
32
33
34
35
36
39
40
41
43
44
45
46
47
50
52
56
59
62
64
65
68
97
108
113
120
137
141
200
221
225
240
520
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.