Tax revenues vs income inequality, annual growth rate in Tanzania
Tanzania: Tax revenues vs income inequality, annual growth rate was -4.73 % change on previous year in 2023. ◆ Volatile
Tax revenues vs income inequality, annual growth rate in Tanzania, 1981–2023
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
The most recent figure for tax revenues vs income inequality, annual growth rate in Tanzania is -4.73 % change on previous year, measured in 2023.
Compared with earlier readings it is down 170.1% on the previous year and down 270.8% over ten years.
Over the whole period, tax revenues vs income inequality, annual growth rate in Tanzania peaked at 19.81 % change on previous year in 1989 and was at its lowest, -24.2 % change on previous year, in 1993.
That places Tanzania 156th out of 187 countries with data for 2023, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Tax revenues vs income inequality, annual growth rate in Tanzania, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1981 | -0.111 % change on previous year | — |
| 1982 | -7.79 % change on previous year | +6921.0% |
| 1983 | 7.19 % change on previous year | -192.3% |
| 1984 | 3.4 % change on previous year | -52.8% |
| 1985 | -1.49 % change on previous year | -143.9% |
| 1986 | -13.47 % change on previous year | +804.4% |
| 1987 | 9.8 % change on previous year | -172.8% |
| 1988 | -5.13 % change on previous year | -152.3% |
| 1989 | 19.81 % change on previous year | -486.3% |
| 1990 | -2.58 % change on previous year | -113.0% |
| 1991 | 11 % change on previous year | -525.7% |
| 1992 | 2.83 % change on previous year | -74.2% |
| 1993 | -24.2 % change on previous year | -954.3% |
| 1994 | 12.96 % change on previous year | -153.6% |
| 1995 | 3.58 % change on previous year | -72.4% |
| 1996 | 2.58 % change on previous year | -27.8% |
| 1997 | 7.3 % change on previous year | +182.3% |
| 1998 | -17.56 % change on previous year | -340.7% |
| 1999 | -5.26 % change on previous year | -70.0% |
| 2000 | -0.5714 % change on previous year | -89.1% |
| 2001 | 7.18 % change on previous year | -1357.5% |
| 2002 | -1.22 % change on previous year | -117.0% |
| 2003 | 1.64 % change on previous year | -234.4% |
| 2004 | 3.85 % change on previous year | +135.1% |
| 2005 | 2.11 % change on previous year | -45.3% |
| 2006 | 3.25 % change on previous year | +54.4% |
| 2007 | 13.1 % change on previous year | +302.8% |
| 2008 | 8.52 % change on previous year | -35.0% |
| 2009 | 4.56 % change on previous year | -46.5% |
| 2010 | -5.75 % change on previous year | -226.1% |
| 2011 | -0.8296 % change on previous year | -85.6% |
| 2012 | 5.63 % change on previous year | -778.4% |
| 2013 | 2.77 % change on previous year | -50.8% |
| 2014 | 5.99 % change on previous year | +116.2% |
| 2015 | -7.67 % change on previous year | -228.1% |
| 2016 | 8.52 % change on previous year | -211.1% |
| 2017 | 2.52 % change on previous year | -70.4% |
| 2018 | 4.26 % change on previous year | +68.8% |
| 2019 | -5.92 % change on previous year | -239.1% |
| 2020 | 5.86 % change on previous year | -198.9% |
| 2021 | -6.91 % change on previous year | -217.9% |
| 2022 | 6.75 % change on previous year | -197.7% |
| 2023 | -4.73 % change on previous year | -170.1% |
Tanzania compared with similar countries
- Tanzania's -4.73 % change on previous year is below the median for lower middle income countries, which is 2.9 % change on previous year. (46 countries reporting)
- Tanzania's -4.73 % change on previous year is below the median for Sub-Saharan Africa, which is 3.09 % change on previous year. (45 countries reporting)
Biggest year-on-year movements
Years where Tax revenues vs income inequality, annual growth rate in Tanzania changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1982 | -6921.0% | -0.111 % change on previous year | -7.79 % change on previous year |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 1.36 % change on previous year | -13.47 % change on previous year | 19.81 % change on previous year | 9 |
| 1990s | -0.9348 % change on previous year | -24.2 % change on previous year | 12.96 % change on previous year | 10 |
| 2000s | 4.24 % change on previous year | -1.22 % change on previous year | 13.1 % change on previous year | 10 |
| 2010s | 0.9517 % change on previous year | -7.67 % change on previous year | 8.52 % change on previous year | 10 |
| 2020s | 0.2428 % change on previous year | -6.91 % change on previous year | 6.75 % change on previous year | 4 |
Countries ranked near Tanzania
- 153 France -4.28 % change on previous year compare
- 154 Montenegro -4.34 % change on previous year compare
- 155 Norway -4.59 % change on previous year compare
- 157 Qatar -4.75 % change on previous year compare
- 158 Morocco -5.12 % change on previous year compare
- 159 Bangladesh -6.08 % change on previous year compare
More poverty & inequality data for Tanzania
- Number of income/consumption surveys in the past decade available via the World Bank 1 surveys (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 4.61 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 1,961 kg per hectare (2023)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2023)
- Cereal yield vs extreme poverty, annual growth rate 8.03 % change on previous year (2023)
- Tax revenues vs income inequality, gaps filled 11.48 (2023)
- Tax revenue as share of GDP vs. income inequality 11.5% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
Frequently asked questions
- What is tax revenues vs income inequality, annual growth rate in Tanzania?
- Tax revenues vs income inequality, annual growth rate in Tanzania was -4.73 % change on previous year in 2023, according to Statizoid (derived).
- What is the highest tax revenues vs income inequality, annual growth rate recorded in Tanzania?
- The highest recorded value was 19.81 % change on previous year in 1989.
- What is the lowest tax revenues vs income inequality, annual growth rate recorded in Tanzania?
- The lowest recorded value was -24.2 % change on previous year in 1993.
- How does Tanzania rank for tax revenues vs income inequality, annual growth rate?
- Tanzania ranks 156th out of 187 countries with data for 2023.
- Is tax revenues vs income inequality, annual growth rate rising or falling in Tanzania?
- Over the last ten years it is down 270.8%. The long-run trend across the full record is volatile.
- Where does this Tanzania data come from?
- The figures come from Statizoid (derived), published as part of Tax revenues vs income inequality, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 43 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 Tax revenues vs income inequality. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Tax revenue as share of GDP vs. income inequality UNU-WIDER Government Revenue Dataset (2025) – with major processing by 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 Tax revenues vs income inequality. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.