____ Place
____ Parish
_ _ _ Section number
_ _ _ Building number
_ _ Dwelling number
Categories
Value
Category
1
Porto (Porto region)
2
Vila Nova de Gaia (Porto region)
3
Lisbon (Lisboa region)
4
Sintra (Lisboa region)
9
Households not in identified cities
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.