Which country has the highest Effective Number of Political Parties?

Lebanon has the highest Effective Number of Political Parties, at 33.57, followed by Vanuatu (11.36) and Brazil (9.91).

Which country has the lowest Effective Number of Political Parties?

Palau has the lowest Effective Number of Political Parties, at 1.

What is the median Effective Number of Political Parties across countries?

The median is 2.76 across the 151 countries with data.

Where does this effective number of parties by country data come from?

Rankodex compiles it from World Population Review and the primary sources it cites: Effective number of parties - Wiki; Effective number of parties - The Quality of Government Institute.

Country rankings

Effective Number of Parties by Country

Name: Effective Number of Parties by Country
Creator: Rankodex

Lebanon has the highest Effective Number of Political Parties (33.57), followed by Vanuatu (11.36) and Brazil (9.91). Palau has the lowest (1).

Politics & Government151 countries · 2 metricsUpdated Feb 3, 2025Original page

2 sources

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151 of 235 countries

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Effective Number of Political Parties

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Ranking

Highest first: the first 15 and last 5 of 151 countries.

Distribution Median and middle halfThe median is the middle value: half of places are above it, half below. The middle half is the range holding the central 50% of places.More in the glossary →

Each dot is one country; the lines mark the median and the middle half.

Median

2.76

Middle half 2.06 – 4.65

Average

3.68

151 countries

Highest

33.57

Lebanon

Lowest

Palau

Data

Click a column to sort, a row to highlight that place on the charts.

151 countries · # = rank by Effective Number of Political Parties

#
1	Lebanon	33.57	1,976
2	Vanuatu	11.36	2,016
3	Brazil	9.91	2,022
4	Belgium	9.7	2,019
5	Bosnia and Herzegovina	9	2,022
6	Colombia	8.74	2,022
7	Malaysia	7.72	2,022
8	Papua New Guinea	7.38	2,016
9	Indonesia	7.26	2,024
9	Guatemala	7.26	2,023
11	Denmark	7.24	2,022
12	Netherlands	7.03	2,023
13	Israel	6.51	2,022
14	Liberia	6.44	2,023
15	Iceland	6.29	2,021
16	Peru	6.2	2,021
17	Latvia	6.14	2,022
18	Ireland	5.98	2,020
19	Morocco	5.68	2,021
20	Tanzania	5.64	2,019
21	Norway	5.56	2,021
21	Finland	5.56	2,023
23	Germany	5.51	2,021
24	Slovakia	5.44	2,023
25	Malawi	5.19	2,019
26	Sweden	5.18	2,022
27	Switzerland	5.13	2,023
28	Kenya	5.11	2,016
29	Costa Rica	4.9	2,022
30	Thailand	4.86	2,023
31	Montenegro	4.85	2,019
32	Lithuania	4.84	2,020
33	Kyrgyzstan	4.82	2,016
34	Cyprus	4.81	2,021
35	Gambia	4.8	2,022
36	Nepal	4.75	2,022
37	Bulgaria	4.73	2,023
38	Benin	4.66	2,016
39	San Marino	4.63	2,019
40	Estonia	4.52	2,023
41	Luxembourg	4.43	2,023
42	Comoros	4.36	2,016
43	Iraq	4.35	2,010
44	Romania	4.3	2,020
45	Central African Republic	4.18	2,003
46	Cuba	4.17	1,954
47	Pakistan	4.13	2,024
47	Chile	4.13	2,021
49	Burkina Faso	4.11	2,020
50	Sudan	4.07	1,990
51	Austria	3.94	2,019
52	Niger	3.85	2,020
53	New Zealand	3.81	2,023
54	Uzbekistan	3.73	2,024
55	France	3.72	2,022
56	Suriname	3.53	2,020
57	Greenland	3.52	2,021
58	Philippines	3.44	2,016
58	Spain	3.44	2,023
60	Lesotho	3.42	2,022
61	Czechia	3.34	2,021
62	Uruguay	3.31	2,019
63	Honduras	3.26	2,021
64	North Macedonia	3.25	2,020
65	Croatia	3.19	2,020
66	Australia	3.15	2,022
67	Greece	3.09	2,023
68	Panama	3.07	2,019
69	Argentina	3.04	2,023
69	Slovenia	3.04	2,022
69	Gibraltar	3.04	2,019
72	Timor-Leste	3.02	2,023
73	El Salvador	2.99	2,021
74	Liechtenstein	2.93	2,021
75	Serbia	2.9	2,023
76	Canada	2.76	2,021
76	Poland	2.76	2,019
78	Dominican Republic	2.75	2,020
79	Japan	2.69	2,021
80	Paraguay	2.68	2,023
81	Laos	2.67	1,959
82	Portugal	2.66	2,022
83	Ukraine	2.64	2,019
83	Guinea-Bissau	2.64	2,023
85	Fiji	2.63	2,022
86	Senegal	2.61	2,022
87	South Africa	2.57	2,019
87	Saint Kitts and Nevis	2.57	2,022
89	Somalia	2.51	1,973
90	Mongolia	2.45	2,021
91	Antigua and Barbuda	2.43	2,023
92	Sao Tome and Principe	2.41	2,022
93	Italy	2.4	2,022
94	Taiwan	2.38	2,024
95	Georgia	2.37	2,020
96	Andorra	2.36	2,023
97	Turkey	2.35	2,023
97	Zambia	2.35	2,021
99	Uganda	2.34	2,021
100	Palestine	2.32	2,006
101	Mauritania	2.29	2,019
101	Mauritius	2.29	2,021
103	Bolivia	2.28	2,020
104	Solomon Islands	2.25	2,016
105	United Kingdom	2.23	2,024
106	Cape Verde	2.2	2,021
107	Albania	2.18	2,021
108	India	2.17	2,019
109	Namibia	2.16	2,019
110	Mexico	2.13	2,023
111	Sri Lanka	2.1	2,020
112	South Korea	2.09	2,020
113	Angola	2.06	2,022
113	Guinea	2.06	2,020
113	Guyana	2.06	2,020
116	Myanmar	2.05	1,964
117	Moldova	2.03	2,024
118	Nigeria	2.01	2,016
118	Ghana	2.01	2,020
120	United States	2	2,022
121	Trinidad and Tobago	1.99	2,020
122	Malta	1.97	2,022
123	Togo	1.95	2,013
123	Kiribati	1.95	2,016
125	Botswana	1.94	2,019
126	Armenia	1.93	2,021
127	Sierra Leone	1.92	2,023
127	Grenada	1.92	2,022
127	Saint Vincent and the Grenadines	1.92	2,020
130	Bhutan	1.86	2023-24
131	Russia	1.85	2,021
132	Hungary	1.84	2,022
133	Ecuador	1.75	2,016
134	Seychelles	1.69	2,020
135	Mozambique	1.67	2,019
136	Saint Lucia	1.65	2,021
137	Bangladesh	1.6	2,016
138	Nicaragua	1.59	2,016
139	Burundi	1.57	2,016
140	Jamaica	1.53	2,020
141	Madagascar	1.46	2,011
142	Bahamas	1.42	2,021
143	Bermuda	1.38	2,020
144	Belize	1.37	2,020
145	Singapore	1.24	2,020
146	Dominica	1.21	2,022
147	Venezuela	1.17	2,020
148	Ethiopia	1.07	2,021
149	Barbados	1	2,022
149	Monaco	1	2,023
149	Palau	1	2,016

What correlates with Effective Number of Political Parties?

Pearson r against 1,422 other country metrics sharing at least 91 countries. Correlation is not causation.

Higher together

Places that have a higher Effective Number of Political Parties tend to score higher on these

Exchange Rate (1 USD = X)US Dollar Exchange Rate by Country
r = +0.71 · very strong · n = 149
Plot
% of Muslim Pop. Who Are Shia (Median)Shia Population by Country
r = +0.41 · moderate · n = 134
Plot
Rate for 1 DollarWhich Currency is the Most Valuable?
r = +0.40 · moderate · n = 104
Plot
Tracking TracingLogistics Performance Index by Country
r = +0.32 · moderate · n = 110
Plot
Logistics Performance Index (LPI) Total ScoreLogistics Performance Index by Country
r = +0.31 · moderate · n = 110
Plot
International ShipmentsLogistics Performance Index by Country
r = +0.30 · moderate · n = 110
Plot

Opposite directions

Places that have a higher Effective Number of Political Parties tend to score lower on these

Gallagher Index ValueGallagher Index by Country
r = −0.38 · moderate · n = 118
Plot
Police per 100k PopulationPolice Spending by Country
r = −0.32 · moderate · n = 107
Plot
Vacc. Rate HEPB3Vaccination Rates by Country
r = −0.27 · weak · n = 141
Plot
Tariff Rate Applied (WB)Tariff Rates by Country
r = −0.25 · weak · n = 117
Plot
Vacc. Rate POL3Vaccination Rates by Country
r = −0.25 · weak · n = 145
Plot
Vacc. Rate DTP3Vaccination Rates by Country
r = −0.24 · weak · n = 145
Plot

Quick answers

Which country has the highest Effective Number of Political Parties?: Lebanon has the highest Effective Number of Political Parties, at 33.57, followed by Vanuatu (11.36) and Brazil (9.91).
Which country has the lowest Effective Number of Political Parties?: Palau has the lowest Effective Number of Political Parties, at 1.
What is the median Effective Number of Political Parties across countries?: The median is 2.76 across the 151 countries with data.
Where does this effective number of parties by country data come from?: Rankodex compiles it from World Population Review and the primary sources it cites: Effective number of parties - Wiki; Effective number of parties - The Quality of Government Institute.

Higher together

Opposite directions

Quick answers

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