Cornell-CISER: Roper Center for Public Opinion Research.
--iPOLL includes data survey results from academic, commercial and media survey organizations such as Gallup Organization, Harris Interactive, Pew Research Associates, and many more.
--The data come from all the surveys in the Roper Center archive that have US national adult samples or samples of registered voters, women, African Americans, or any subpopulation that constitutes a large segment of the national adult population. iPOLL does not include state samples or foreign samples.
--A full-text retrieval system, the iPOLL online database is organized at the question level, providing the tools to sift through nearly a half million questions asked on national public opinion surveys since 1935 and updated daily.
--See the Issue Briefs
for some of the more popular public opinion questions.
offer additional information on how to search, how to use the online analysis tool, and more.