How many years of comparable data are there for Cayman Islands and Hong Kong?

19 years are reported by both, from 2006 to 2024.

Where does this data come from?

Statizoid (derived), published as Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Cayman Islands vs Hong Kong: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per

Cayman Islands

0 Mt CO2e per US$ of GDP

in 2024

Hong Kong

0 Mt CO2e per US$ of GDP

in 2024

Cayman Islands rank

194th

Hong Kong rank

193rd

Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per over time

Cayman Islands
Hong Kong

How they compare

Hong Kong currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Cayman Islands, a difference of 0 Mt CO2e per US$ of GDP.

That makes Hong Kong's figure about 1.2 times Cayman Islands's.

Across all 19 years both countries report, Hong Kong has been ahead every year.

Cayman Islands ranks 194th and Hong Kong ranks 193rd of 200 countries.

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

Head to head by decade

Decade	Cayman Islands	Hong Kong	Difference	Ahead
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Hong Kong
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Hong Kong
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per, Cayman Islands or Hong Kong?: Hong Kong, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Cayman Islands as of 2024.
What is the difference in nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per between Cayman Islands and Hong Kong?: 0 Mt CO2e per US$ of GDP, with Hong Kong ahead.
How many years of comparable data are there for Cayman Islands and Hong Kong?: 19 years are reported by both, from 2006 to 2024.
How do Cayman Islands and Hong Kong rank globally for nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per?: Cayman Islands ranks 194th and Hong Kong ranks 193rd of 200 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cayman Islands vs Hong Kong: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 19 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-total-excluding-lulucf-mt-co2e-per-unit-of-gdp/cayman-islands/hong-kong-sar-china/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-total-excluding-lulucf-mt-co2e-per-unit-of-gdp/cayman-islands/hong-kong-sar-china/">Cayman Islands vs Hong Kong: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP
Unit: Mt CO2e per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 247 places, 12,498 data points, 1970–2024
Last refreshed: 19 September 2026

Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.