How many years of comparable data are there for Congo and Tonga?

20 years are reported by both, from 2000 to 2019.

Where does this data come from?

Organisation for Economic Co-operation and Development, published as Africa's Development Dynamics (AfDD) Table 21 - Investment and capital stock — Public-private partnership (PPP) investment. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Congo vs Tonga: Africa's Development Dynamics (AfDD) Table 21 - Investment and

Congo

0 Percentage of GDP

in 2019

Tonga

0 Percentage of GDP

in 2019

Congo rank

91st

Tonga rank

91st

Africa's Development Dynamics (AfDD) Table 21 - Investment and over time

Congo
Tonga

How they compare

Congo currently reports 0 Percentage of GDP against 0 Percentage of GDP in Tonga, a difference of 0 Percentage of GDP.

The two have swapped places 3 times across 20 shared years of data; in 2000 it was Congo ahead.

Congo ranks 91st and Tonga ranks 91st of 123 countries.

Congo has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade	Congo	Tonga	Difference	Ahead
2000s	0.3183 Percentage of GDP	0.3154 Percentage of GDP	0.0029 Percentage of GDP	Congo
2010s	0.1952 Percentage of GDP	0.1291 Percentage of GDP	0.0661 Percentage of GDP	Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher africa's development dynamics (afdd) table 21 - investment and, Congo or Tonga?: Congo, at 0 Percentage of GDP against 0 Percentage of GDP in Tonga as of 2019.
What is the difference in africa's development dynamics (afdd) table 21 - investment and between Congo and Tonga?: 0 Percentage of GDP, with Congo ahead.
How many years of comparable data are there for Congo and Tonga?: 20 years are reported by both, from 2000 to 2019.
How do Congo and Tonga rank globally for africa's development dynamics (afdd) table 21 - investment and?: Congo ranks 91st and Tonga ranks 91st of 123 countries.
Where does this data come from?: Organisation for Economic Co-operation and Development, published as Africa's Development Dynamics (AfDD) Table 21 - Investment and capital stock — Public-private partnership (PPP) investment. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo vs Tonga: Africa's Development Dynamics (AfDD) Table 21 - Investment and. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 07 September 2026, from https://economy.statizoid.com/compare/africa-s-development-dynamics-afdd-table-21-investment-and-capital-stock-public-private/congo-rep/tonga/

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About this data

Indicator: Africa's Development Dynamics (AfDD) Table 21 - Investment and capital stock — Public-private partnership (PPP) investment
Unit: Percentage of GDP
Source: Organisation for Economic Co-operation and Development
Licence: OECD Terms and Conditions (attribution required)
Coverage: 179 places, 3,562 data points, 2000–2019
Last refreshed: 18 August 2026

The Statistical Annex to the annual Africa's Development Dynamics (AFDD) report is a collection of development indicators that were gathered and analysed while conducting the research that went into the report. These data are also available online for free viewing or download at https://oe.cd/AFDD-2024, a bilingual website which links to the electronic version of the Africa's Development Dynamics book in both English and French. Table 21 shows indicators of investment flows and capital stocks, in US dollars and as a percentage of GDP, including general government investment, public-private partnerships, and private investment.