GDP, PPP (constant 2021 international $), per unit of GDP in Sao Tome and Principe
Sao Tome and Principe: GDP, PPP (constant 2021 international $), per unit of GDP was 1.34 constant 2021 international $ per US$ of GDP in 2025. ▼ Falling
GDP, PPP (constant 2021 international $), per unit of GDP in Sao Tome and Principe, 1990–2025
Source: Statizoid (derived). Measured in constant 2021 international $ per US$ of GDP.
Analysis
In 2025, gdp, ppp (constant 2021 international $), per unit of gdp in Sao Tome and Principe stood at 1.34 constant 2021 international $ per US$ of GDP. That is the lowest value across all 36 years on record.
That represents a change of down 15.1% on the previous year and down 66.7% over ten years.
Over the whole period, gdp, ppp (constant 2021 international $), per unit of gdp in Sao Tome and Principe peaked at 7.53 constant 2021 international $ per US$ of GDP in 2001 and was at its lowest, 1.34 constant 2021 international $ per US$ of GDP, in 2025.
That places Sao Tome and Principe 146th out of 200 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently falling across the 36 years of available data.
GDP, PPP (constant 2021 international $), per unit of GDP in Sao Tome and Principe, year by year
| Year | constant 2021 international $ per US$ of GDP | Change |
|---|---|---|
| 1990 | 4 constant 2021 international $ per US$ of GDP | — |
| 1991 | 4.5 constant 2021 international $ per US$ of GDP | +12.3% |
| 1992 | 5.13 constant 2021 international $ per US$ of GDP | +14.1% |
| 1993 | 3.91 constant 2021 international $ per US$ of GDP | -23.7% |
| 1994 | 3.83 constant 2021 international $ per US$ of GDP | -2.2% |
| 1995 | 4.95 constant 2021 international $ per US$ of GDP | +29.2% |
| 1996 | 3.85 constant 2021 international $ per US$ of GDP | -22.1% |
| 1997 | 5.72 constant 2021 international $ per US$ of GDP | +48.5% |
| 1998 | 7.46 constant 2021 international $ per US$ of GDP | +30.3% |
| 1999 | 7.15 constant 2021 international $ per US$ of GDP | -4.2% |
| 2000 | 7.28 constant 2021 international $ per US$ of GDP | +1.9% |
| 2001 | 7.53 constant 2021 international $ per US$ of GDP | +3.4% |
| 2002 | 6.94 constant 2021 international $ per US$ of GDP | -7.8% |
| 2003 | 6.27 constant 2021 international $ per US$ of GDP | -9.7% |
| 2004 | 5.78 constant 2021 international $ per US$ of GDP | -7.8% |
| 2005 | 5.18 constant 2021 international $ per US$ of GDP | -10.5% |
| 2006 | 5.39 constant 2021 international $ per US$ of GDP | +4.0% |
| 2007 | 5.35 constant 2021 international $ per US$ of GDP | -0.8% |
| 2008 | 4.5 constant 2021 international $ per US$ of GDP | -15.7% |
| 2009 | 4.36 constant 2021 international $ per US$ of GDP | -3.2% |
| 2010 | 4.67 constant 2021 international $ per US$ of GDP | +7.1% |
| 2011 | 4 constant 2021 international $ per US$ of GDP | -14.4% |
| 2012 | 4.06 constant 2021 international $ per US$ of GDP | +1.6% |
| 2013 | 3.67 constant 2021 international $ per US$ of GDP | -9.7% |
| 2014 | 3.51 constant 2021 international $ per US$ of GDP | -4.4% |
| 2015 | 4.01 constant 2021 international $ per US$ of GDP | +14.5% |
| 2016 | 3.76 constant 2021 international $ per US$ of GDP | -6.4% |
| 2017 | 3.55 constant 2021 international $ per US$ of GDP | -5.5% |
| 2018 | 3.11 constant 2021 international $ per US$ of GDP | -12.4% |
| 2019 | 2.95 constant 2021 international $ per US$ of GDP | -5.2% |
| 2020 | 2.65 constant 2021 international $ per US$ of GDP | -10.1% |
| 2021 | 2.43 constant 2021 international $ per US$ of GDP | -8.4% |
| 2022 | 2.36 constant 2021 international $ per US$ of GDP | -2.9% |
| 2023 | 1.85 constant 2021 international $ per US$ of GDP | -21.4% |
| 2024 | 1.57 constant 2021 international $ per US$ of GDP | -15.1% |
| 2025 | 1.34 constant 2021 international $ per US$ of GDP | -15.1% |
Sao Tome and Principe compared with similar countries
- Sao Tome and Principe's 1.34 constant 2021 international $ per US$ of GDP is below the median for lower middle income countries, which is 2.5 constant 2021 international $ per US$ of GDP, 53% of the median. (46 countries reporting)
- Sao Tome and Principe's 1.34 constant 2021 international $ per US$ of GDP is below the median for Sub-Saharan Africa, which is 2.41 constant 2021 international $ per US$ of GDP, 55% of the median. (46 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 5.05 constant 2021 international $ per US$ of GDP | 3.83 constant 2021 international $ per US$ of GDP | 7.46 constant 2021 international $ per US$ of GDP | 10 |
| 2000s | 5.86 constant 2021 international $ per US$ of GDP | 4.36 constant 2021 international $ per US$ of GDP | 7.53 constant 2021 international $ per US$ of GDP | 10 |
| 2010s | 3.73 constant 2021 international $ per US$ of GDP | 2.95 constant 2021 international $ per US$ of GDP | 4.67 constant 2021 international $ per US$ of GDP | 10 |
| 2020s | 2.03 constant 2021 international $ per US$ of GDP | 1.34 constant 2021 international $ per US$ of GDP | 2.65 constant 2021 international $ per US$ of GDP | 6 |
Countries ranked near Sao Tome and Principe
- 143 Samoa 1.36 constant 2021 international $ per US$ of GDP compare
- 144 Palestine 1.35 constant 2021 international $ per US$ of GDP compare
- 145 Japan 1.34 constant 2021 international $ per US$ of GDP compare
- 147 Malta 1.33 constant 2021 international $ per US$ of GDP compare
- 148 Portugal 1.33 constant 2021 international $ per US$ of GDP compare
- 149 Kiribati 1.31 constant 2021 international $ per US$ of GDP compare
More economy & growth data for Sao Tome and Principe
- Africa's Development Dynamics (AfDD) Table 04 - Annual real GDP 1.41 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 02 - Annual real GDP 3.35 Percent per annum (2029)
- Foreign direct investment, net outflows (BoP, current US$), gaps 3.83 million BoP, current US$ (2024)
- Foreign direct investment, net outflows (BoP, current US$), per unit 0.0046 BoP, current US$ per US$ of GDP (2024)
- Foreign direct investment, net outflows (BoP, current US$), per capita 16.27 BoP, current US$ per person (2024)
- Foreign direct investment, net inflows (BoP, current US$), gaps filled -16.68 million BoP, current US$ (2024)
- Foreign direct investment, net inflows (BoP, current US$), annual 35.34 % change on previous year (2024)
- Foreign direct investment, net inflows (BoP, current US$), per unit -0.0202 BoP, current US$ per US$ of GDP (2024)
- Foreign direct investment, net inflows (BoP, current US$), per capita -70.83 BoP, current US$ per person (2024)
- Total reserves (includes gold, current US$), annual growth rate 27.12 % change on previous year (2024)
Frequently asked questions
- What is gdp, ppp (constant 2021 international $), per unit of gdp in Sao Tome and Principe?
- Gdp, ppp (constant 2021 international $), per unit of gdp in Sao Tome and Principe was 1.34 constant 2021 international $ per US$ of GDP in 2025, according to Statizoid (derived).
- What is the highest gdp, ppp (constant 2021 international $), per unit of gdp recorded in Sao Tome and Principe?
- The highest recorded value was 7.53 constant 2021 international $ per US$ of GDP in 2001.
- What is the lowest gdp, ppp (constant 2021 international $), per unit of gdp recorded in Sao Tome and Principe?
- The lowest recorded value was 1.34 constant 2021 international $ per US$ of GDP in 2025.
- How does Sao Tome and Principe rank for gdp, ppp (constant 2021 international $), per unit of gdp?
- Sao Tome and Principe ranks 146th out of 200 countries with data for 2025.
- Is gdp, ppp (constant 2021 international $), per unit of gdp rising or falling in Sao Tome and Principe?
- Over the last ten years it is down 66.7%. The long-run trend across the full record is falling.
- Where does this Sao Tome and Principe data come from?
- The figures come from Statizoid (derived), published as part of GDP, PPP (constant 2021 international $), per unit of GDP. Statizoid updates them automatically from the source API.
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How this figure is calculated
GDP, PPP (constant 2021 international $) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
GDP, PPP (constant 2021 international $) ÷ GDP (current US$)
Computed from
- GDP, PPP International Comparison Program (ICP), World Bank (WB)
- GDP Country official statistics, National Statistical Organizations and/or Central Banks
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
GDP, PPP (constant 2021 international $) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.