How many years of comparable data are there for OECD members and Samoa?

16 years are reported by both, from 2009 to 2024.

Where does this data come from?

Statizoid (derived), published as Gross capital formation (constant 2015 US$), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

OECD members vs Samoa: Gross capital formation (constant 2015 US$), per unit of GDP

OECD members

0.1875 constant 2015 US$ per US$ of GDP

in 2024

Samoa

0.2707 constant 2015 US$ per US$ of GDP

in 2025

OECD members rank

30th

Samoa rank

31st

Gross capital formation (constant 2015 US$), per unit of GDP over time

OECD members
Samoa

How they compare

Samoa currently reports 0.2707 constant 2015 US$ per US$ of GDP against 0.1875 constant 2015 US$ per US$ of GDP in OECD members, a difference of 0.0832 constant 2015 US$ per US$ of GDP.

That makes Samoa's figure about 1.4 times OECD members's.

Across all 16 years both countries report, Samoa has been ahead every year.

OECD members ranks 30th and Samoa ranks 31st of 40 groups.

Samoa has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	OECD members	Samoa	Difference	Ahead
2000s	0.1934 constant 2015 US$ per US$ of GDP	0.3621 constant 2015 US$ per US$ of GDP	0.1688 constant 2015 US$ per US$ of GDP	Samoa
2010s	0.2088 constant 2015 US$ per US$ of GDP	0.3709 constant 2015 US$ per US$ of GDP	0.1621 constant 2015 US$ per US$ of GDP	Samoa
2020s	0.2018 constant 2015 US$ per US$ of GDP	0.3338 constant 2015 US$ per US$ of GDP	0.132 constant 2015 US$ per US$ of GDP	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross capital formation (constant 2015 us$), per unit of gdp, OECD members or Samoa?: Samoa, at 0.2707 constant 2015 US$ per US$ of GDP against 0.1875 constant 2015 US$ per US$ of GDP in OECD members as of 2025.
What is the difference in gross capital formation (constant 2015 us$), per unit of gdp between OECD members and Samoa?: 0.0832 constant 2015 US$ per US$ of GDP, with Samoa ahead.
How many years of comparable data are there for OECD members and Samoa?: 16 years are reported by both, from 2009 to 2024.
How do OECD members and Samoa rank globally for gross capital formation (constant 2015 us$), per unit of gdp?: OECD members ranks 30th and Samoa ranks 31st of 40 groups.
Where does this data come from?: Statizoid (derived), published as Gross capital formation (constant 2015 US$), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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OECD members vs Samoa: Gross capital formation (constant 2015 US$), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 05 September 2026, from https://economy.statizoid.com/compare/gross-capital-formation-constant-2015-us-per-unit-of-gdp/oecd-members/samoa/

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<a href="https://economy.statizoid.com/compare/gross-capital-formation-constant-2015-us-per-unit-of-gdp/oecd-members/samoa/">OECD members vs Samoa: Gross capital formation (constant 2015 US$), per unit of GDP</a> — Statizoid

About this data

Indicator: Gross capital formation (constant 2015 US$), per unit of GDP
Unit: constant 2015 US$ per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 203 places, 8,385 data points, 1960–2025
Last refreshed: 05 September 2026

Gross capital formation (constant 2015 US$) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.