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

31 years are reported by both, from 1994 to 2024.

Where does this data come from?

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

South Asia vs Tonga: Gross national expenditure (constant 2015 US$), per unit of GDP

South Asia

0.9318 constant 2015 US$ per US$ of GDP

in 2025

Tonga

1.22 constant 2015 US$ per US$ of GDP

in 2024

South Asia rank

12th

Tonga rank

14th

Gross national expenditure (constant 2015 US$), per unit of GDP over time

South Asia
Tonga

How they compare

Tonga currently reports 1.22 constant 2015 US$ per US$ of GDP against 0.9318 constant 2015 US$ per US$ of GDP in South Asia, a difference of 0.2882 constant 2015 US$ per US$ of GDP.

That makes Tonga's figure about 1.3 times South Asia's.

Across all 31 years both countries report, Tonga has been ahead every year.

South Asia ranks 12th and Tonga ranks 14th of 41 groups.

Tonga has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	South Asia	Tonga	Difference	Ahead
1990s	1.69 constant 2015 US$ per US$ of GDP	2.46 constant 2015 US$ per US$ of GDP	0.7747 constant 2015 US$ per US$ of GDP	Tonga
2000s	1.44 constant 2015 US$ per US$ of GDP	2.31 constant 2015 US$ per US$ of GDP	0.873 constant 2015 US$ per US$ of GDP	Tonga
2010s	0.9938 constant 2015 US$ per US$ of GDP	1.44 constant 2015 US$ per US$ of GDP	0.4439 constant 2015 US$ per US$ of GDP	Tonga
2020s	0.926 constant 2015 US$ per US$ of GDP	1.34 constant 2015 US$ per US$ of GDP	0.4109 constant 2015 US$ per US$ of GDP	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross national expenditure (constant 2015 us$), per unit of gdp, South Asia or Tonga?: Tonga, at 1.22 constant 2015 US$ per US$ of GDP against 0.9318 constant 2015 US$ per US$ of GDP in South Asia as of 2024.
What is the difference in gross national expenditure (constant 2015 us$), per unit of gdp between South Asia and Tonga?: 0.2882 constant 2015 US$ per US$ of GDP, with Tonga ahead.
How many years of comparable data are there for South Asia and Tonga?: 31 years are reported by both, from 1994 to 2024.
How do South Asia and Tonga rank globally for gross national expenditure (constant 2015 us$), per unit of gdp?: South Asia ranks 12th and Tonga ranks 14th of 41 groups.
Where does this data come from?: Statizoid (derived), published as Gross national expenditure (constant 2015 US$), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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South Asia vs Tonga: Gross national expenditure (constant 2015 US$), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 11 September 2026, from https://economy.statizoid.com/compare/gross-national-expenditure-constant-2015-us-per-unit-of-gdp/south-asia/tonga/

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<a href="https://economy.statizoid.com/compare/gross-national-expenditure-constant-2015-us-per-unit-of-gdp/south-asia/tonga/">South Asia vs Tonga: Gross national expenditure (constant 2015 US$), per unit of GDP</a> — Statizoid

About this data

Indicator: Gross national expenditure (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: 204 places, 8,398 data points, 1960–2025
Last refreshed: 08 September 2026

Gross national expenditure (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.