Database of over 350,000 questions from more than 14,000 public opinion surveys conducted by more than 700 different organizations in the U.S. and abroad.

Access to archives of social science data, specializing in data from surveys of public opinion. Roper Center data range from the 1930s, when survey research was in its infancy, to the present. Most of the data are from the United States, but over 50 nations are represented.

Abstracts and data sets in the largest archive of social science data, the Inter-University Consortium for Political and Social Science Research, part of the Institute for Social Research at the University of Michigan.

Includes Data Citation Index, data sets and data studies, 1900-present.

Bibliographic index to publications in statistics, probability, and related fields. Contents of core journals, additional journals in related fields, & books in statistics. Coverage extending back to 1974, earlier in some instances.

The standard source for the quantitative facts of American history. Topics ranging from migration and health to crime and the Confederate States of America are each placed in historical context by a recognized expert in the field.

Access to statistical information produced by U.S. Federal agencies, States, private organizations, and major intergovernmental organizations. Features include descriptive abstracts, detailed indexing, full-text PDFs of source documents, tables, and downloadable spreadsheets containing table data.

Provides access to statistics and studies gathered by market researchers, trade organizations, scientific publications, and government sources on over 600 industries.

Portal to 24 databases from UN Statistics and Population Divisions, UN specialized agencies (International Labour Organization, Food and Agriculture Organization, World Health Organization), and member states (statistics collected by their national statistical agencies).