1 = male
2 = female

0 = no children

1 = lowest (elementary school)
5 = average
8 = highest (university)

1 = weekly
2 = monthly
3 = yearly
4 = no

0 = part time job
1 = full time job

0 = secondary vocational or lower
1 = a levels or higher

0 = 0-1500 euros
1 = >1500 euros

0 = 18-30
1 = 31-70

0 = 0-1 child
1 = >1 child