CONTROL INFORMATION [TO BE COMPLETED BEFORE INTERVIEW]
Categories
Value
Category
-9
Don't know (spontaneous)
2
3
4
5
6
7
8
9
11
12
13
14
15
19
20
22
23
26
30
61
64
120
190
200
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.