-9 = Not answered
0 = male
1 = female

0 = insured-expensive posession
1 = uninsured-inexpensive posession

1 = Absolutely not
7 = Absolutely [7]

1 = relatively little
7 = relatively much

1 = 1 day
2 = 2 days
3 = 3 days
4 = 4 days
5 = 5 days
6 = 6 days
7 = 7 days
8 = 8 days
9 = 9 days
10 = 10 days
11 = 11 days
12 = 12 days
13 = 13 days
14 = 14 days
15 = 15 days
16 = 16 days
17 = 17 days
18 = 18 days
19 = 19 days
20 = 20 days

-9 = Not answered
1 = I do not have any idea
4 = Yes, exactly