Country and System
|
Kingdom |
Phylum |
Class |
Order |
| Albania 1 (1991) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Albania 2 (1992) |
Proportional |
Two Tier |
Mixed Single-Vote Superposition-Correction |
Two Round + LR Hare |
| Albania 3 (1996) |
Ni-Ni |
Mixed-Independent |
Superposition-Independent |
Two Round + LR Hare |
| Albania 4 (1997) |
Ni-Ni |
Mixed-Independent |
Superposition-Independent |
Two Round + LR Hare |
| Albania 5 (2001) |
Proportional |
Two Tier |
Mixed Superposition-Correction |
Two Round + LR Hare |
| Albania 6 (2005) |
Proportional |
Two Tier |
Mixed-Superposition Correction |
Plurality + LR Hare |
| Albania 7 (2009-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Andorra (1993-) |
Ni-Ni |
Mixed-Independent |
Superposition-Independent |
Block + LR Hare |
| Angola (1992-) |
Proportional |
Two Tier |
Superposition-Single Vote |
d’Hondt + LR Hare |
| Argentina (1983-) |
Proportional |
Single Tier Staggered |
Multiple Districts |
d’Hondt |
| Belgium 1 (1991) |
Proportional |
Two Tier |
Superposition-Correction |
Hare + d’Hondt |
| Belgium 2 (1995) |
Proportional |
Two Tier |
Superposition-Correction |
Hare + d’Hondt |
| Belgium 3 (2003-10) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Belgium 4 (2014-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Belize 1 (1954-7) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Belize 2 (1961-79) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Belize 3 (1984-) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Benin 1 (1991) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Benin 2 (1995) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Benin 3 (1999-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Bolivia 1 (1979-85) |
Ni-Ni |
Linked to Presidential |
Single Tier |
LR Hare |
| Bolivia 2 (1989) |
Ni-Ni |
Linked to Presidential |
Single Tier |
LR Hare (Double Quotient) |
| Bolivia 3 (1993) |
Ni-Ni |
Linked to Presidential |
Single Tier |
Sainte-Laguë |
| Bolivia 4 (1997-2005) |
Ni-Ni |
Linked to Presidential |
Mixed-Superposition Correction |
SMD + d’Hondt |
| Bolivia 5 (2009-) |
Ni-Ni |
Linked to Presidential |
Mixed-Superposition Correction |
SMD + d’Hondt |
| Bhutan (2008-) |
Majoritarian |
Majority |
Two-Round Party |
Single-Member Districts |
| Botswana 1 (1965-89) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Botswana 2 (1994-9) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Botswana 3 (2004-) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Brazil (1982-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Cameroon (1992-) |
Ni-Ni |
Single Tier |
Single and Multimember Districts |
Plurality + LR Hare with Winner Bonus |
| Cape Verde 1 (1991-2006) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Cape Verde 2 (2011-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Chile (1989-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Costa Rica (1962-) |
Proportional |
Single Tier |
Multiple Districts |
Largest Remainder Hare |
| El Salvador 1 (1991-2003) |
Proportional |
Two Tier |
Superposition-Independent |
LR Hare + LR Hare |
| El Salvador 2 (2006-9) |
Proportional |
Single Tier |
Multiple Districts |
Largest Remainder Hare |
| El Salvador 3 (2012-) |
Proportional |
Single Tier |
Multiple Districts |
Largest Remainder Hare |
| Gambia 1 (1960) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Gambia 2 (1962) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Gambia 3 (1966) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Gambia 4 (1972-92) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Gambia 5 (1997-) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Ghana 1 (1969) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Ghana 2 (1992-2008) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Ghana 3 (2012) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Guatemala 1 (1985-90) |
Proportional |
Single Tier Fusion |
Multiple Districts |
d’Hondt |
| Guatemala 2 (1994-5) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Guatemala 3 (1999) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Guatemala 4 (2003-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Guyana 1 (1964) |
Proportional |
Single-Tier + Nominated |
One National District |
Largest Remainder Hare |
| Guyana 2 (1968-97) |
Proportional |
Single Tier + Nominated |
One National District |
Largest Remainder Hare |
| Guyana 3 (2001-) |
Proportional |
Two Tier |
Superposition-Correction |
LR Hare + LR Hare |
| Honduras 1 (1980-1) |
Ni-Ni |
Combined Vote |
Linked to Presidential, Multiple Districts |
Largest Remainder Hare |
| Honduras 2 (1985) |
Ni-Ni |
Combined Vote |
Linked to Presidential, Multiple Districts |
Largest Remainder Hare |
| Honduras 3 (1993) |
Ni-Ni |
Combined Vote |
Linked to Presidential, Multiple Districts |
Largest Remainder Hare |
| Honduras 4 (1997-2001) |
Proportional |
Single Tier |
Multiple Districts |
Largest Remainder Hare |
| Honduras 5 (2005-) |
Proportional |
Single Tier |
Multiple Districts |
Largest Remainder Hare |
| Hungary 1 (1990-2010) |
Ni-Ni |
Weak Correction |
Supermixed-Weak Correction |
Two Round + Hagenbach-Bischoff + d’Hondt |
| Hungary 2 (2014) |
Ni-Ni |
Weak Correction |
Mixed Superposition-Weak Correction |
Single-Member Plurality + d’Hondt |
| Jamaica 1 (1944-55) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Jamaica 2 (1959-62) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Jamaica 3 (1967-) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Kiribati (1983-) |
Majoritarian |
Plurality |
Two Round |
Single-Member Districts |
| Lesotho 1 (1965) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Lesotho 2 (1970-97) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Lesotho 3 (2002-7) |
Proportional |
Two Tier |
Mixed Superposition-Correction |
Single-Member Plurality + LR Hare |
| Lesotho 4 (2012-) |
Proportional |
Two Tier |
Mixed Single-Vote Superposition-Correction |
Single-Member Plurality + LR Hare |
| Liberia 1 (1997) |
Ni-Ni |
Linked to Presidential |
Single National District |
LR Hare |
| Liberia 2 (2005-) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Mali 1 (1992) |
Majoritarian |
Majority |
Two Round Closed Block |
Single and Multimember Districts |
| Mali 2 (1997-) |
Majoritarian |
Majority |
Two Round Closed Block |
Single and Multimember Districts |
| Mauritius (1967-) |
Majoritarian |
Plurality |
Block Vote |
Two or Three Member Districts |
| Mozambique (1994-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Nambia |
Proportional |
Single Tier |
One National District |
LR Hare |
| Niger 1 (1993-9) |
Proportional (and 8 SMDs) |
Single Tier (Overlapping) |
Multiple Districts |
LR Hare (and Single-Member Plurality) |
| Niger 2 (2004-) |
Proportional (and 8 SMDs) |
Single Tier (Overlapping) |
Multiple Districts |
d’Hondt (and Single-Member Plurality) |
| Nicaragua 1 (1984) |
Proportional |
Two Tier |
Superposition-Remainder |
Hare + LR Hare |
| Nicaragua 2 (1984) |
Proportional |
Single Tier |
Multiple Districts |
LR Hare or LR Hagenbach-Bischoff |
| Nicaragua 3 (1996) |
Proportional |
Three Tier |
Superposition-Remainder + Independent |
Hare + LR Hare + LR Hare |
| Nicaragua 4 (2001-) |
Proportional |
Two Tier |
Coexistence (Superposition-Independent) |
d’Hondt + d’Hondt |
| Panama (1994-) |
Ni-Ni |
Bonus Seats |
Coexistence |
Plurality + Modified LR Hare |
| Paraguay (1993-) |
Proportional |
Single-Tier |
Multiple Districts |
d’Hondt |
| São Tomé and Príncipe (1991-) |
Proportional |
Single-Tier |
Multiple Districts |
d’Hondt |
| Seychelles 1 (1993) |
Ni-Ni |
Two Tier |
Mixed-Single Vote Independent |
Plurality and LR Hare |
| Seychelles 2 (1998-2007) |
Ni-Ni |
Two Tier |
Mixed-Single Vote Independent |
Plurality and 1 PR seat per 10% |
| Seychelles 3 (2011-) |
Ni-Ni |
Two Tier |
Mixed-Single Vote Independent |
Plurality and 1 PR seat per 10% |
| Sierra Leone 1 (1996) |
Proportional |
Single Tier |
One National District |
LR Hare |
| Sierra Leone 2 (2002-) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Singapore 1 (1955) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Singapore 2 (1959-68) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Singapore 3 (1963) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Singapore 4 (1968-76) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Singapore 5 (1980-84) |
Majoritarian |
Plurality |
Single-Member Plurality |
Single-Member Districts |
| Singapore 6 (1988) |
Majoritarian |
Plurality |
Closed Block |
One and Three Member Districts |
| Singapore 7 (1991) |
Majoritarian |
Plurality |
Closed Block |
One and Four Member Districts |
| Singapore 8 (1997-) |
Majoritarian |
Plurality |
Closed Block |
One, Four, Five, and Six Member Districts |
| Sri Lanka 1 (1947-56) |
Majoritarian |
Plurality |
Single-Member Plurality and Closed Block |
Mostly Single-Member Districts |
| Sri Lanka 2 (1960-77) |
Majoritarian |
Plurality |
Single-Member Plurality and Closed Block |
Mostly Single-Member Districts |
| Sri Lanka 3 (1989-) |
Ni-Ni |
Two Tier |
Superposition-No Correction |
LR Hare + LR Hare |
| Suriname (1987-) |
Proportional |
Single Tier |
Multiple Districts |
d’Hondt |
| Uruguay 1 (1984-94) |
Ni-Ni |
Combined Vote |
Linked to Presidential, One National District |
d’Hondt |
| Uruguay 2 (1999-) |
Ni-Ni |
Combined Vote |
Linked to Presidential, One National District |
d’Hondt |
