Population 549 Population policy 90 Statistics 61 Philippines 50 Birth control 44 Cities and towns 42 Economic conditions 35 Ethnology 35 Fertility, Human 30 Distances 29 Business enterprises 26 Description and travel 26 Housing 25 Economic aspects 24 Demography 22 Description 21 Population forecasting 19 Social conditions 17 Statistics, Vital 17 *Birth control 16 Economic policy 16 Population density 16 Poverty 16 Roads 16 Economic indicators 14 Philippines--Population 14 Population research 14 Social indicators 13 Census 11 Demographic surveys 11 Family planning 11 Household surveys 11 Study and teaching 11 Agriculture 10 Basic needs 10 Migration, Internal 9 Urbanization 9 Households 8 Mathematical models 8 Census, 2000 7 Fertility, Human--Philippines 7 Labor supply 7 Politics and government 7 Census, 1980 6 Census, 1990 6 Congresses 6 Law and legislation 6 Social policy 6 Census, 1939 5 Census, 1948 5 more ...