If option 2 or 3 in A.18, estimate duration of the whole interview
Categories
Value
Category
0
1
5
10
15
20
23
25
30
35
40
43
45
50
51
53
55
56
58
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.
