# Name Parties Matches
Manifesto Project 11 11
ParlGov 28 28
Wikipedia 29 29
CLEA 16 16
EJPR PDY 17 17
CHISOLS 9 9
DPI 9 9
Huber / Inglehart (1995) 4 4
Kitschelt (2013) 8 8
PolCon 12 12
PPMD (2006) 8 8
World Values Survey 10 10
CCS 8 8
CSES 12 12
Global Elections DB 11 11
IPOD 10 10
Janda (1980) 2 2
Jennings / Wlezien 11 11
Laver / Hunt 3 3
Mackie / Rose (1991) 15 15
ParlSpeech 21 21
PIP 11 11
Thomas (1975) 3 3