How many years of comparable data are there for Bulgaria and Nigeria?

44 years are reported by both, from 1980 to 2023.

Where does this data come from?

Statizoid (derived), published as Air transport, freight (million ton-km), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Nigeria: Air transport, freight (million ton-km), per unit of GDP

Bulgaria

0 million ton-km per US$ of GDP

in 2023

Nigeria

0 million ton-km per US$ of GDP

in 2023

Bulgaria rank

149th

Nigeria rank

147th

Air transport, freight (million ton-km), per unit of GDP over time

Bulgaria
Nigeria

How they compare

Nigeria currently reports 0 million ton-km per US$ of GDP against 0 million ton-km per US$ of GDP in Bulgaria, a difference of 0 million ton-km per US$ of GDP.

That makes Nigeria's figure about 1.1 times Bulgaria's.

The two have swapped places 9 times across 44 shared years of data; in 1980 it was Bulgaria ahead.

Bulgaria ranks 149th and Nigeria ranks 147th of 179 countries.

Bulgaria has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	Bulgaria	Nigeria	Difference	Ahead
1980s	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	Bulgaria
1990s	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	Bulgaria
2000s	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	Bulgaria
2010s	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	Bulgaria
2020s	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	0 million ton-km per US$ of GDP	Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher air transport, freight (million ton-km), per unit of gdp, Bulgaria or Nigeria?: Nigeria, at 0 million ton-km per US$ of GDP against 0 million ton-km per US$ of GDP in Bulgaria as of 2023.
What is the difference in air transport, freight (million ton-km), per unit of gdp between Bulgaria and Nigeria?: 0 million ton-km per US$ of GDP, with Nigeria ahead.
How many years of comparable data are there for Bulgaria and Nigeria?: 44 years are reported by both, from 1980 to 2023.
How do Bulgaria and Nigeria rank globally for air transport, freight (million ton-km), per unit of gdp?: Bulgaria ranks 149th and Nigeria ranks 147th of 179 countries.
Where does this data come from?: Statizoid (derived), published as Air transport, freight (million ton-km), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Nigeria: Air transport, freight (million ton-km), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 07 September 2026, from https://infrastructure.statizoid.com/compare/air-transport-freight-million-ton-km-per-unit-of-gdp/bulgaria/nigeria/

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<a href="https://infrastructure.statizoid.com/compare/air-transport-freight-million-ton-km-per-unit-of-gdp/bulgaria/nigeria/">Bulgaria vs Nigeria: Air transport, freight (million ton-km), per unit of GDP</a> — Statizoid

About this data

Indicator: Air transport, freight (million ton-km), per unit of GDP
Unit: million ton-km per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 226 places, 9,483 data points, 1970–2023
Last refreshed: 20 August 2026

Air transport, freight (million ton-km) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.