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

27 years are reported by both, from 1966 to 1992.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Hong Kong vs Singapore: Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit

Hong Kong

0 units per US$ of GDP

in 2019

Singapore

0 units per US$ of GDP

in 1992

Hong Kong rank

175th

Singapore rank

175th

Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit over time

Hong Kong
Singapore

How they compare

Hong Kong currently reports 0 units per US$ of GDP against 0 units per US$ of GDP in Singapore, a difference of 0 units per US$ of GDP.

The two have swapped places 1 time across 27 shared years of data; in 1966 it was Hong Kong ahead.

Hong Kong ranks 175th and Singapore ranks 175th of 180 countries.

Across the 4 decades both report, Hong Kong averaged higher in 2 and Singapore in 1.

Head to head by decade

Decade	Hong Kong	Singapore	Difference	Ahead
1960s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Hong Kong
1970s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Hong Kong
1980s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Singapore
1990s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (ch4) - burning - crop residues, per unit, Hong Kong or Singapore?: Hong Kong, at 0 units per US$ of GDP against 0 units per US$ of GDP in Singapore as of 2019.
What is the difference in emission totals - emissions (ch4) - burning - crop residues, per unit between Hong Kong and Singapore?: 0 units per US$ of GDP, with Hong Kong ahead.
How many years of comparable data are there for Hong Kong and Singapore?: 27 years are reported by both, from 1966 to 1992.
How do Hong Kong and Singapore rank globally for emission totals - emissions (ch4) - burning - crop residues, per unit?: Hong Kong ranks 175th and Singapore ranks 175th of 180 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong vs Singapore: Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-ch4-burning-crop-residues-per-unit-of-gdp/hong-kong-sar-china/singapore/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-ch4-burning-crop-residues-per-unit-of-gdp/hong-kong-sar-china/singapore/">Hong Kong vs Singapore: Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CH4) - Burning - Crop residues, per unit of GDP
Unit: units per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 180 places, 8,821 data points, 1961–2019
Last refreshed: 30 August 2026

Emission Totals - Emissions (CH4) - Burning - Crop residues divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.