How many years of comparable data are there for Puerto Rico 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 square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Puerto Rico vs Singapore: Emission Totals - Emissions (CH4) - Burning - Crop residues, per

Puerto Rico

0 units per square kilometre

in 2019

Singapore

0 units per square kilometre

in 1992

Puerto Rico rank

174th

Singapore rank

177th

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

Puerto Rico
Singapore

How they compare

Puerto Rico currently reports 0 units per square kilometre against 0 units per square kilometre in Singapore, a difference of 0 units per square kilometre.

Across all 27 years both countries report, Puerto Rico has been ahead every year.

Puerto Rico ranks 174th and Singapore ranks 177th of 184 countries.

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

Head to head by decade

Decade	Puerto Rico	Singapore	Difference	Ahead
1960s	0 units per square kilometre	0 units per square kilometre	0 units per square kilometre	Puerto Rico
1970s	0 units per square kilometre	0 units per square kilometre	0 units per square kilometre	Puerto Rico
1980s	0 units per square kilometre	0 units per square kilometre	0 units per square kilometre	Puerto Rico
1990s	0 units per square kilometre	0 units per square kilometre	0 units per square kilometre	Puerto Rico

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (ch4) - burning - crop residues, per, Puerto Rico or Singapore?: Puerto Rico, at 0 units per square kilometre against 0 units per square kilometre in Singapore as of 2019.
What is the difference in emission totals - emissions (ch4) - burning - crop residues, per between Puerto Rico and Singapore?: 0 units per square kilometre, with Puerto Rico ahead.
How many years of comparable data are there for Puerto Rico and Singapore?: 27 years are reported by both, from 1966 to 1992.
How do Puerto Rico and Singapore rank globally for emission totals - emissions (ch4) - burning - crop residues, per?: Puerto Rico ranks 174th and Singapore ranks 177th of 184 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CH4) - Burning - Crop residues, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Puerto Rico vs Singapore: Emission Totals - Emissions (CH4) - Burning - Crop residues, per. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-ch4-burning-crop-residues-per-square-kilometre/puerto-rico-us/singapore/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-ch4-burning-crop-residues-per-square-kilometre/puerto-rico-us/singapore/">Puerto Rico vs Singapore: Emission Totals - Emissions (CH4) - Burning - Crop residues, per</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CH4) - Burning - Crop residues, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 184 places, 9,614 data points, 1961–2019
Last refreshed: 30 August 2026

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