# Name Parties Matches
ParlGov 69 69
Manifesto Project 49 49
ERDDA (2013) 32 32
Morgan (1976) 10 10
Mackie / Rose (1991) 45 45
CHES 42 42
EJPR PDY 36 36
Kitschelt (2013) 9 9
KUREP (2012) 11 11
Huber / Inglehart (1995) 10 10
EPAC (2018) 19 19
Ray (1999) 17 17
PPMD (2006) 13 13
CLEA 51 51
Thomas (1975) 5 5
EES 2014 8 8
PolCon 27 27
PPDB (2017) 5 5
CHISOLS 41 41
DPI 19 19
Jennings / Wlezien 4 4
Wikipedia 119 119
Global Elections DB 28 28
Laver / Hunt 10 10
euandi (GPS) 11 11
Elections Global 47 47
EP roll call votes 28 28
IPOD 38 38
MAPP 26 26
CSES-IMD 14 14
CCS 11 11
PIP 40 40
Mudde (2007) 5 5
The PopuList 13 13
V-Party 63 63
POPPA 7 7
TAP 12 12
PPMD (all) 29 29
ESS prtc* 40 40
ESS prtv* 39 39
GPS 2019 6 6