Tax revenue vs. Electoral Democracy Index in Nigeria
Nigeria: Tax revenue vs. Electoral Democracy Index was 0.505 in 2025. ◆ Volatile
Latest (2025)
0.505
Change on year
up 1.2%
World rank
85th
of 176 countries
All-time high
0.556
in 2017
All-time low
0.109
in 1920
Years of data
112
1914–2025
Tax revenue vs. Electoral Democracy Index in Nigeria, 1914–2025
Source: V-Dem (2026) – processed by Our World in Data.
Analysis
The most recent figure for tax revenue vs. electoral democracy index in Nigeria is 0.505, measured in 2025.
That represents a change of up 1.2% on the previous year and down 8.8% over ten years.
Over the whole period, tax revenue vs. electoral democracy index in Nigeria peaked at 0.556 in 2017 and was at its lowest, 0.109, in 1920.
Nigeria ranks 85th of 176 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Tax revenue vs. Electoral Democracy Index in Nigeria, year by year
| Year | Value | Change |
|---|---|---|
| 1914 | 0.114 | — |
| 1915 | 0.114 | +0.0% |
| 1916 | 0.114 | +0.0% |
| 1917 | 0.114 | +0.0% |
| 1918 | 0.114 | +0.0% |
| 1919 | 0.113 | -0.9% |
| 1920 | 0.109 | -3.5% |
| 1921 | 0.109 | +0.0% |
| 1922 | 0.133 | +22.0% |
| 1923 | 0.14 | +5.3% |
| 1924 | 0.14 | +0.0% |
| 1925 | 0.14 | +0.0% |
| 1926 | 0.14 | +0.0% |
| 1927 | 0.14 | +0.0% |
| 1928 | 0.14 | +0.0% |
| 1929 | 0.14 | +0.0% |
| 1930 | 0.14 | +0.0% |
| 1931 | 0.14 | +0.0% |
| 1932 | 0.14 | +0.0% |
| 1933 | 0.14 | +0.0% |
| 1934 | 0.141 | +0.7% |
| 1935 | 0.141 | +0.0% |
| 1936 | 0.141 | +0.0% |
| 1937 | 0.141 | +0.0% |
| 1938 | 0.141 | +0.0% |
| 1939 | 0.141 | +0.0% |
| 1940 | 0.141 | +0.0% |
| 1941 | 0.141 | +0.0% |
| 1942 | 0.141 | +0.0% |
| 1943 | 0.141 | +0.0% |
| 1944 | 0.141 | +0.0% |
| 1945 | 0.138 | -2.1% |
| 1946 | 0.142 | +2.9% |
| 1947 | 0.144 | +1.4% |
| 1948 | 0.144 | +0.0% |
| 1949 | 0.144 | +0.0% |
| 1950 | 0.144 | +0.0% |
| 1951 | 0.144 | +0.0% |
| 1952 | 0.149 | +3.5% |
| 1953 | 0.18 | +20.8% |
| 1954 | 0.184 | +2.2% |
| 1955 | 0.18 | -2.2% |
| 1956 | 0.18 | +0.0% |
| 1957 | 0.19 | +5.6% |
| 1958 | 0.211 | +11.1% |
| 1959 | 0.181 | -14.2% |
| 1960 | 0.25 | +38.1% |
| 1961 | 0.249 | -0.4% |
| 1962 | 0.249 | +0.0% |
| 1963 | 0.249 | +0.0% |
| 1964 | 0.249 | +0.0% |
| 1965 | 0.233 | -6.4% |
| 1966 | 0.213 | -8.6% |
| 1967 | 0.181 | -15.0% |
| 1968 | 0.181 | +0.0% |
| 1969 | 0.181 | +0.0% |
| 1970 | 0.181 | +0.0% |
| 1971 | 0.181 | +0.0% |
| 1972 | 0.181 | +0.0% |
| 1973 | 0.179 | -1.1% |
| 1974 | 0.179 | +0.0% |
| 1975 | 0.18 | +0.6% |
| 1976 | 0.181 | +0.6% |
| 1977 | 0.191 | +5.5% |
| 1978 | 0.2 | +4.7% |
| 1979 | 0.262 | +31.0% |
| 1980 | 0.376 | +43.5% |
| 1981 | 0.376 | +0.0% |
| 1982 | 0.376 | +0.0% |
| 1983 | 0.311 | -17.3% |
| 1984 | 0.187 | -39.9% |
| 1985 | 0.189 | +1.1% |
| 1986 | 0.193 | +2.1% |
| 1987 | 0.193 | +0.0% |
| 1988 | 0.193 | +0.0% |
| 1989 | 0.199 | +3.1% |
| 1990 | 0.203 | +2.0% |
| 1991 | 0.204 | +0.5% |
| 1992 | 0.223 | +9.3% |
| 1993 | 0.229 | +2.7% |
| 1994 | 0.197 | -14.0% |
| 1995 | 0.189 | -4.1% |
| 1996 | 0.189 | +0.0% |
| 1997 | 0.2 | +5.8% |
| 1998 | 0.222 | +11.0% |
| 1999 | 0.376 | +69.4% |
| 2000 | 0.471 | +25.3% |
| 2001 | 0.471 | +0.0% |
| 2002 | 0.471 | +0.0% |
| 2003 | 0.428 | -9.1% |
| 2004 | 0.412 | -3.7% |
| 2005 | 0.412 | +0.0% |
| 2006 | 0.417 | +1.2% |
| 2007 | 0.408 | -2.2% |
| 2008 | 0.414 | +1.5% |
| 2009 | 0.413 | -0.2% |
| 2010 | 0.43 | +4.1% |
| 2011 | 0.481 | +11.9% |
| 2012 | 0.506 | +5.2% |
| 2013 | 0.52 | +2.8% |
| 2014 | 0.525 | +1.0% |
| 2015 | 0.554 | +5.5% |
| 2016 | 0.555 | +0.2% |
| 2017 | 0.556 | +0.2% |
| 2018 | 0.555 | -0.2% |
| 2019 | 0.52 | -6.3% |
| 2020 | 0.512 | -1.5% |
| 2021 | 0.488 | -4.7% |
| 2022 | 0.49 | +0.4% |
| 2023 | 0.484 | -1.2% |
| 2024 | 0.499 | +3.1% |
| 2025 | 0.505 | +1.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1910s | 0.1138 | 0.113 | 0.114 | 6 |
| 1920s | 0.1331 | 0.109 | 0.14 | 10 |
| 1930s | 0.1406 | 0.14 | 0.141 | 10 |
| 1940s | 0.1417 | 0.138 | 0.144 | 10 |
| 1950s | 0.1743 | 0.144 | 0.211 | 10 |
| 1960s | 0.2235 | 0.181 | 0.25 | 10 |
| 1970s | 0.1915 | 0.179 | 0.262 | 10 |
| 1980s | 0.2593 | 0.187 | 0.376 | 10 |
| 1990s | 0.2232 | 0.189 | 0.376 | 10 |
| 2000s | 0.4317 | 0.408 | 0.471 | 10 |
| 2010s | 0.5202 | 0.43 | 0.556 | 10 |
| 2020s | 0.4963 | 0.484 | 0.512 | 6 |
Countries ranked near Nigeria
More economy & growth data for Nigeria
- Africa's Development Dynamics (AfDD) Table 04 - Annual real GDP 1.04 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 02 - Annual real GDP 3.32 Percent per annum (2029)
- Manufacturing, value added (constant LCU), per capita 75,054 constant LCU per person (2025)
- Industry (including construction), value added (current US$), annual 4.17 % change on previous year (2025)
- Industry (including construction), value added (current US$), per 0.1644 current US$ per US$ of GDP (2025)
- Industry (including construction), value added (current US$), per 201.31 current US$ per person (2025)
- Industry (including construction), value added (current LCU), annual 7.02 % change on previous year (2025)
- Industry (including construction), value added (current LCU), per 249.67 current LCU per US$ of GDP (2025)
- Industry (including construction), value added (current LCU), per 305,664 current LCU per person (2025)
- Industry (including construction), value added (constant 2015 US$) 4.57 % change on previous year (2025)
Frequently asked questions
- What is tax revenue vs. electoral democracy index in Nigeria?
- Tax revenue vs. electoral democracy index in Nigeria was 0.505 in 2025, according to V-Dem (2026) – processed by Our World in Data.
- What is the highest tax revenue vs. electoral democracy index recorded in Nigeria?
- The highest recorded value was 0.556 in 2017.
- What is the lowest tax revenue vs. electoral democracy index recorded in Nigeria?
- The lowest recorded value was 0.109 in 1920.
- How does Nigeria rank for tax revenue vs. electoral democracy index?
- Nigeria ranks 85th out of 176 countries with data for 2025.
- Is tax revenue vs. electoral democracy index rising or falling in Nigeria?
- Over the last ten years it is down 8.8%. The long-run trend across the full record is volatile.
- Where does this Nigeria data come from?
- The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Tax revenue vs. Electoral Democracy Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 112 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Central estimate of the extent to which political leaders are elected under comprehensive suffrage in free and fair elections, and freedoms of association and expression are guaranteed.