Varieties democracy vdem, annual growth rate in Tanzania, United Republic of
Tanzania, United Republic of: Varieties democracy vdem, annual growth rate was -11.62 % change on previous year in 2025. ◆ Volatile
Latest (2025)
-11.62 % change on previous year
Change on year
down 1,288.4%
World rank
167th
of 176 countries
All-time high
52.78 % change on previous year
in 1958
All-time low
-15.41 % change on previous year
in 1965
Years of data
110
1916–2025
Varieties democracy vdem, annual growth rate in Tanzania, United Republic of, 1916–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
The most recent figure for varieties democracy vdem, annual growth rate in Tanzania, United Republic of is -11.62 % change on previous year, measured in 2025.
That represents a change of down 1,288.4% on the previous year and down 287.7% over ten years.
Over the whole period, varieties democracy vdem, annual growth rate in Tanzania, United Republic of peaked at 52.78 % change on previous year in 1958 and was at its lowest, -15.41 % change on previous year, in 1965.
Tanzania, United Republic of ranks 167th of 176 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Varieties democracy vdem, annual growth rate in Tanzania, United Republic of, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1916 | 0 % change on previous year | — |
| 1917 | -11.36 % change on previous year | — |
| 1918 | 0 % change on previous year | -100.0% |
| 1919 | 12.82 % change on previous year | — |
| 1920 | 2.27 % change on previous year | -82.3% |
| 1921 | 0 % change on previous year | -100.0% |
| 1922 | 0 % change on previous year | — |
| 1923 | 0 % change on previous year | — |
| 1924 | 0 % change on previous year | — |
| 1925 | 0 % change on previous year | — |
| 1926 | 0 % change on previous year | — |
| 1927 | 0 % change on previous year | — |
| 1928 | 0 % change on previous year | — |
| 1929 | 0 % change on previous year | — |
| 1930 | 4.44 % change on previous year | — |
| 1931 | 0 % change on previous year | -100.0% |
| 1932 | 0 % change on previous year | — |
| 1933 | 0 % change on previous year | — |
| 1934 | 0 % change on previous year | — |
| 1935 | 0 % change on previous year | — |
| 1936 | 0 % change on previous year | — |
| 1937 | 0 % change on previous year | — |
| 1938 | 10.64 % change on previous year | — |
| 1939 | 0 % change on previous year | -100.0% |
| 1940 | 0 % change on previous year | — |
| 1941 | 0 % change on previous year | — |
| 1942 | 0 % change on previous year | — |
| 1943 | 0 % change on previous year | — |
| 1944 | 0 % change on previous year | — |
| 1945 | 0 % change on previous year | — |
| 1946 | 0 % change on previous year | — |
| 1947 | 0 % change on previous year | — |
| 1948 | 0 % change on previous year | — |
| 1949 | 0 % change on previous year | — |
| 1950 | 0 % change on previous year | — |
| 1951 | 9.62 % change on previous year | — |
| 1952 | 0 % change on previous year | -100.0% |
| 1953 | 0 % change on previous year | — |
| 1954 | 10.53 % change on previous year | — |
| 1955 | 9.52 % change on previous year | -9.5% |
| 1956 | 4.35 % change on previous year | -54.3% |
| 1957 | 0 % change on previous year | -100.0% |
| 1958 | 52.78 % change on previous year | — |
| 1959 | 40.91 % change on previous year | -22.5% |
| 1960 | 6.45 % change on previous year | -84.2% |
| 1961 | 27.27 % change on previous year | +322.7% |
| 1962 | 17.14 % change on previous year | -37.1% |
| 1963 | 31.71 % change on previous year | +85.0% |
| 1964 | -1.85 % change on previous year | -105.8% |
| 1965 | -15.41 % change on previous year | +732.1% |
| 1966 | -5.58 % change on previous year | -63.8% |
| 1967 | -3.54 % change on previous year | -36.5% |
| 1968 | -0.8163 % change on previous year | -77.0% |
| 1969 | 0 % change on previous year | -100.0% |
| 1970 | -0.4115 % change on previous year | — |
| 1971 | 0 % change on previous year | -100.0% |
| 1972 | 0 % change on previous year | — |
| 1973 | 0 % change on previous year | — |
| 1974 | 0 % change on previous year | — |
| 1975 | 0 % change on previous year | — |
| 1976 | -0.4132 % change on previous year | — |
| 1977 | 0.8299 % change on previous year | -300.8% |
| 1978 | 0 % change on previous year | -100.0% |
| 1979 | 0 % change on previous year | — |
| 1980 | -0.4115 % change on previous year | — |
| 1981 | 0.8264 % change on previous year | -300.8% |
| 1982 | 1.64 % change on previous year | +98.4% |
| 1983 | 0 % change on previous year | -100.0% |
| 1984 | 0 % change on previous year | — |
| 1985 | 3.23 % change on previous year | — |
| 1986 | 2.73 % change on previous year | -15.2% |
| 1987 | 1.52 % change on previous year | -44.4% |
| 1988 | 0 % change on previous year | -100.0% |
| 1989 | 0 % change on previous year | — |
| 1990 | 7.49 % change on previous year | — |
| 1991 | 2.44 % change on previous year | -67.4% |
| 1992 | 33.67 % change on previous year | +1280.6% |
| 1993 | 2.29 % change on previous year | -93.2% |
| 1994 | 2.99 % change on previous year | +30.3% |
| 1995 | 14.25 % change on previous year | +377.4% |
| 1996 | 3.81 % change on previous year | -73.3% |
| 1997 | 0 % change on previous year | -100.0% |
| 1998 | 0 % change on previous year | — |
| 1999 | 0 % change on previous year | — |
| 2000 | -2.85 % change on previous year | — |
| 2001 | -7.76 % change on previous year | +172.0% |
| 2002 | 0 % change on previous year | -100.0% |
| 2003 | 0 % change on previous year | — |
| 2004 | 0 % change on previous year | — |
| 2005 | -2.5 % change on previous year | — |
| 2006 | 8.39 % change on previous year | -435.7% |
| 2007 | -0.6452 % change on previous year | -107.7% |
| 2008 | 0.4329 % change on previous year | -167.1% |
| 2009 | 0.2155 % change on previous year | -50.2% |
| 2010 | 0.4301 % change on previous year | +99.6% |
| 2011 | 2.14 % change on previous year | +397.9% |
| 2012 | -0.4193 % change on previous year | -119.6% |
| 2013 | -1.05 % change on previous year | +151.1% |
| 2014 | -0.6383 % change on previous year | -39.4% |
| 2015 | -3 % change on previous year | +369.7% |
| 2016 | -9.71 % change on previous year | +224.0% |
| 2017 | -1.96 % change on previous year | -79.9% |
| 2018 | -3.99 % change on previous year | +104.0% |
| 2019 | -0.5195 % change on previous year | -87.0% |
| 2020 | 0 % change on previous year | -100.0% |
| 2021 | -4.44 % change on previous year | — |
| 2022 | 8.47 % change on previous year | -290.8% |
| 2023 | 3.02 % change on previous year | -64.3% |
| 2024 | 0.978 % change on previous year | -67.6% |
| 2025 | -11.62 % change on previous year | -1288.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1910s | 0.3642 % change on previous year | -11.36 % change on previous year | 12.82 % change on previous year | 4 |
| 1920s | 0.2273 % change on previous year | 0 % change on previous year | 2.27 % change on previous year | 10 |
| 1930s | 1.51 % change on previous year | 0 % change on previous year | 10.64 % change on previous year | 10 |
| 1940s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | 10 |
| 1950s | 12.77 % change on previous year | 0 % change on previous year | 52.78 % change on previous year | 10 |
| 1960s | 5.54 % change on previous year | -15.41 % change on previous year | 31.71 % change on previous year | 10 |
| 1970s | 0.0005 % change on previous year | -0.4132 % change on previous year | 0.8299 % change on previous year | 10 |
| 1980s | 0.9535 % change on previous year | -0.4115 % change on previous year | 3.23 % change on previous year | 10 |
| 1990s | 6.69 % change on previous year | 0 % change on previous year | 33.67 % change on previous year | 10 |
| 2000s | -0.4713 % change on previous year | -7.76 % change on previous year | 8.39 % change on previous year | 10 |
| 2010s | -1.87 % change on previous year | -9.71 % change on previous year | 2.14 % change on previous year | 10 |
| 2020s | -0.5984 % change on previous year | -11.62 % change on previous year | 8.47 % change on previous year | 6 |
Countries ranked near Tanzania, United Republic of
- 164 Madagascar -10.42 % change on previous year compare
- 165 Syrian Arab Republic -10.49 % change on previous year compare
- 166 Republic of Moldova -11.09 % change on previous year compare
- 168 United States of America -12.81 % change on previous year compare
- 169 Burkina Faso -12.99 % change on previous year compare
- 170 Bangladesh -13.33 % change on previous year compare
More social development data for Tanzania, United Republic of
- Refugees under the mandate of the UNHCR by country or territory of 171,142 (2025)
- Refugees under the mandate of the UNHCR by country or territory of 1,592 (2025)
- Political rights rating fh 6 (2025)
- Democracy lexical 0 (2025)
- Political rights rating fh, annual growth rate 0 % change on previous year (2025)
- Political rights rating fh, gaps filled 6 (2025)
- Refugees under the mandate of the UNHCR by country or territory of 0 units per person (2025)
- Refugees under the mandate of the UNHCR by country or territory of 1,592 (2025)
- Refugees under the mandate of the UNHCR by country or territory of 0.0024 units per person (2025)
- Refugees under the mandate of the UNHCR by country or territory of 0 units per US$ of GDP (2025)
Frequently asked questions
- What is varieties democracy vdem, annual growth rate in Tanzania, United Republic of?
- Varieties democracy vdem, annual growth rate in Tanzania, United Republic of was -11.62 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest varieties democracy vdem, annual growth rate recorded in Tanzania, United Republic of?
- The highest recorded value was 52.78 % change on previous year in 1958.
- What is the lowest varieties democracy vdem, annual growth rate recorded in Tanzania, United Republic of?
- The lowest recorded value was -15.41 % change on previous year in 1965.
- How does Tanzania, United Republic of rank for varieties democracy vdem, annual growth rate?
- Tanzania, United Republic of ranks 167th out of 176 countries with data for 2025.
- Is varieties democracy vdem, annual growth rate rising or falling in Tanzania, United Republic of?
- Over the last ten years it is down 287.7%. The long-run trend across the full record is volatile.
- Where does this Tanzania, United Republic of data come from?
- The figures come from Statizoid (derived), published as part of Varieties democracy vdem, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 110 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
The year-on-year percentage change in Varieties democracy vdem. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Varieties democracy vdem Our World in Data
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
The year-on-year percentage change in Varieties democracy vdem. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.