How many years of comparable data are there for Poland and Puerto Rico?

18 years are reported by both, from 2006 to 2023.

Where does this data come from?

Statizoid (derived), published as 2.5.1b Number of transboundary breeds (including extinct ones) — Value, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Poland vs Puerto Rico: 2.5.1b Number: Value, per square kilometre

Poland

0.0002 No per square kilometre

in 2023

Puerto Rico

0.0002 No per square kilometre

in 2023

Poland rank

85th

Puerto Rico rank

83rd

2.5.1b Number: Value, per square kilometre over time

Poland
Puerto Rico

How they compare

Puerto Rico currently reports 0.0002 No per square kilometre against 0.0002 No per square kilometre in Poland, a difference of 0 No per square kilometre.

That makes Puerto Rico's figure about 1.2 times Poland's.

Across all 18 years both countries report, Puerto Rico has been ahead every year.

Poland ranks 85th and Puerto Rico ranks 83rd of 165 countries.

Puerto Rico has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Poland	Puerto Rico	Difference	Ahead
2000s	0.0002 No per square kilometre	0.0002 No per square kilometre	0 No per square kilometre	Puerto Rico
2010s	0.0002 No per square kilometre	0.0002 No per square kilometre	0 No per square kilometre	Puerto Rico
2020s	0.0002 No per square kilometre	0.0002 No per square kilometre	0 No per square kilometre	Puerto Rico

Averages of every year both report within each decade.

Frequently asked questions

Which has higher 2.5.1b number of transboundary breeds (including extinct ones), Poland or Puerto Rico?: Puerto Rico, at 0.0002 No per square kilometre against 0.0002 No per square kilometre in Poland as of 2023.
What is the difference in 2.5.1b number of transboundary breeds (including extinct ones) between Poland and Puerto Rico?: 0 No per square kilometre, with Puerto Rico ahead.
How many years of comparable data are there for Poland and Puerto Rico?: 18 years are reported by both, from 2006 to 2023.
How do Poland and Puerto Rico rank globally for 2.5.1b number of transboundary breeds (including extinct ones)?: Poland ranks 85th and Puerto Rico ranks 83rd of 165 countries.
Where does this data come from?: Statizoid (derived), published as 2.5.1b Number of transboundary breeds (including extinct ones) — Value, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Poland vs Puerto Rico: 2.5.1b Number of transboundary breeds (including extinct ones). Statizoid, drawing on Statizoid (derived). Retrieved 12 October 2026, from https://economy.statizoid.com/compare/2-5-1b-number-of-transboundary-breeds-including-extinct-ones-value-per-square-kilometre/poland/puerto-rico-us/

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<a href="https://economy.statizoid.com/compare/2-5-1b-number-of-transboundary-breeds-including-extinct-ones-value-per-square-kilometre/poland/puerto-rico-us/">Poland vs Puerto Rico: 2.5.1b Number of transboundary breeds (including extinct ones)</a> — Statizoid

About this data

Indicator: 2.5.1b Number of transboundary breeds (including extinct ones) — Value, per square kilometre
Unit: No per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 167 places, 3,832 data points, 2000–2023
Last refreshed: 30 September 2026

2.5.1b Number of transboundary breeds (including extinct ones) — Value 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.