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Centralization of Political Power Index in Papua New Guinea

Papua New Guinea: Centralization of Political Power Index was 0.13 in 2025. ◆ Volatile

Latest (2025)
0.13
Change on year
unchanged
World rank
132nd
of 176 countries
All-time high
0.801
in 1900
All-time low
0.13
in 2024
Years of data
126
1900–2025

Centralization of Political Power Index in Papua New Guinea, 1900–2025

0.20.40.60.8190019622025

Source: V-Dem (2026) – processed by Our World in Data.

Analysis

Papua New Guinea recorded 0.13 for centralization of political power index in 2025. That is the lowest value across all 126 years on record.

That represents a change of down 35.3% over ten years.

Over the whole period, centralization of political power index in Papua New Guinea peaked at 0.801 in 1900 and was at its lowest, 0.13, in 2024.

That places Papua New Guinea 132nd out of 176 countries with data for 2025, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Centralization of Political Power Index in Papua New Guinea, year by year

Year Value Change
1900 0.801 —
1901 0.801 +0.0%
1902 0.801 +0.0%
1903 0.801 +0.0%
1904 0.801 +0.0%
1905 0.801 +0.0%
1906 0.801 +0.0%
1907 0.801 +0.0%
1908 0.801 +0.0%
1909 0.801 +0.0%
1910 0.801 +0.0%
1911 0.801 +0.0%
1912 0.801 +0.0%
1913 0.801 +0.0%
1914 0.801 +0.0%
1915 0.801 +0.0%
1916 0.801 +0.0%
1917 0.801 +0.0%
1918 0.801 +0.0%
1919 0.801 +0.0%
1920 0.801 +0.0%
1921 0.801 +0.0%
1922 0.801 +0.0%
1923 0.801 +0.0%
1924 0.801 +0.0%
1925 0.801 +0.0%
1926 0.801 +0.0%
1927 0.801 +0.0%
1928 0.801 +0.0%
1929 0.801 +0.0%
1930 0.801 +0.0%
1931 0.801 +0.0%
1932 0.801 +0.0%
1933 0.801 +0.0%
1934 0.801 +0.0%
1935 0.801 +0.0%
1936 0.801 +0.0%
1937 0.801 +0.0%
1938 0.801 +0.0%
1939 0.801 +0.0%
1940 0.801 +0.0%
1941 0.801 +0.0%
1942 0.801 +0.0%
1943 0.801 +0.0%
1944 0.801 +0.0%
1945 0.757 -5.5%
1946 0.553 -26.9%
1947 0.553 +0.0%
1948 0.553 +0.0%
1949 0.553 +0.0%
1950 0.553 +0.0%
1951 0.379 -31.5%
1952 0.379 +0.0%
1953 0.379 +0.0%
1954 0.379 +0.0%
1955 0.379 +0.0%
1956 0.379 +0.0%
1957 0.379 +0.0%
1958 0.379 +0.0%
1959 0.379 +0.0%
1960 0.379 +0.0%
1961 0.379 +0.0%
1962 0.379 +0.0%
1963 0.379 +0.0%
1964 0.285 -24.8%
1965 0.285 +0.0%
1966 0.285 +0.0%
1967 0.285 +0.0%
1968 0.285 +0.0%
1969 0.285 +0.0%
1970 0.296 +3.9%
1971 0.296 +0.0%
1972 0.296 +0.0%
1973 0.296 +0.0%
1974 0.296 +0.0%
1975 0.174 -41.2%
1976 0.174 +0.0%
1977 0.174 +0.0%
1978 0.174 +0.0%
1979 0.174 +0.0%
1980 0.174 +0.0%
1981 0.174 +0.0%
1982 0.174 +0.0%
1983 0.174 +0.0%
1984 0.174 +0.0%
1985 0.174 +0.0%
1986 0.174 +0.0%
1987 0.174 +0.0%
1988 0.174 +0.0%
1989 0.174 +0.0%
1990 0.174 +0.0%
1991 0.174 +0.0%
1992 0.174 +0.0%
1993 0.174 +0.0%
1994 0.174 +0.0%
1995 0.174 +0.0%
1996 0.174 +0.0%
1997 0.174 +0.0%
1998 0.174 +0.0%
1999 0.174 +0.0%
2000 0.174 +0.0%
2001 0.174 +0.0%
2002 0.174 +0.0%
2003 0.174 +0.0%
2004 0.174 +0.0%
2005 0.174 +0.0%
2006 0.174 +0.0%
2007 0.174 +0.0%
2008 0.174 +0.0%
2009 0.174 +0.0%
2010 0.185 +6.3%
2011 0.192 +3.8%
2012 0.198 +3.1%
2013 0.198 +0.0%
2014 0.201 +1.5%
2015 0.201 +0.0%
2016 0.201 +0.0%
2017 0.208 +3.5%
2018 0.192 -7.7%
2019 0.213 +10.9%
2020 0.16 -24.9%
2021 0.167 +4.4%
2022 0.153 -8.4%
2023 0.146 -4.6%
2024 0.13 -11.0%
2025 0.13 +0.0%

Papua New Guinea compared with similar countries

  • Papua New Guinea's 0.13 is below the median for lower middle income countries, which is 0.5475, 24% of the median. (46 countries reporting)
  • Papua New Guinea's 0.13 is below the median for East Asia & Pacific, which is 0.267, 49% of the median. (22 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1900s 0.801 0.801 0.801 10
1910s 0.801 0.801 0.801 10
1920s 0.801 0.801 0.801 10
1930s 0.801 0.801 0.801 10
1940s 0.6974 0.553 0.801 10
1950s 0.3964 0.379 0.553 10
1960s 0.3226 0.285 0.379 10
1970s 0.235 0.174 0.296 10
1980s 0.174 0.174 0.174 10
1990s 0.174 0.174 0.174 10
2000s 0.174 0.174 0.174 10
2010s 0.1989 0.185 0.213 10
2020s 0.1477 0.13 0.167 6

Countries ranked near Papua New Guinea

  1. 130 Ghana 0.149 compare
  2. 131 Gambia 0.134 compare
  3. 133 Moldova 0.126 compare
  4. 134 Trinidad and Tobago 0.125 compare
  5. 135 Croatia 0.117 compare

See the full ranking of 176 places →

More reference data data for Papua New Guinea

All data for Papua New Guinea →

Frequently asked questions

What is centralization of political power index in Papua New Guinea?
Centralization of political power index in Papua New Guinea was 0.13 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest centralization of political power index recorded in Papua New Guinea?
The highest recorded value was 0.801 in 1900.
What is the lowest centralization of political power index recorded in Papua New Guinea?
The lowest recorded value was 0.13 in 2024.
How does Papua New Guinea rank for centralization of political power index?
Papua New Guinea ranks 132nd out of 176 countries with data for 2025.
Is centralization of political power index rising or falling in Papua New Guinea?
Over the last ten years it is down 35.3%. The long-run trend across the full record is volatile.
Where does this Papua New Guinea data come from?
The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Centralization of Political Power Index. Statizoid updates them automatically from the source API.

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Centralization of Political Power Index in Papua New Guinea. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 22 September 2026, from https://reference.statizoid.com/stat/political-centralization-index/papua-new-guinea/

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About this data

Indicator
Centralization of Political Power Index
Source
V-Dem (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,802 data points, 1789–2025
Last refreshed

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.