# Name Parties Matches
Manifesto Project 6 6
Wikipedia 25 25
CLEA 9 9
CHISOLS 6 6
DPI 13 13
Huber / Inglehart (1995) 10 10
Kitschelt (2013) 3 3
PolCon 19 19
World Values Survey 5 5
African Elections DB 31 31
Afrobarometer (2016) 3 3
CSES 7 7
Global Elections DB 4 4