Surveys per Year

Total number of national surveys per year

Respondents per Source

Asia Europe Survey1,003
Comparative National Elections Project12,870
Comparative Study of Electoral Systems4,836
European Election Study – Voter Study11,340
European Quality of Life Surveys4,537
European Social Survey15,501
European Values Study8,852
Flash Eurobarometer230,741
Global Attitudes and Trends14,769
Integrated and United2,002
International Social Survey Programme44,118
Standard and Special Eurobarometer193,060
Voice of the People7,098
World Health Survey6,364
World Values Survey6,319


Survey data for Spain consists of 596,815 individual respondents in 522 surveys from 17 sources between 1981 and 2020


Please let us know about other nationally representative and freely available surveys not listed here. We aim to continue expanding and enable formatting any variable from any source.