How many years of comparable data are there for Yemen and Zambia?

34 years are reported by both, from 1990 to 2023.

Where does this data come from?

Statizoid (derived), published as Reserve tranche position, SDR, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Yemen vs Zambia: Reserve tranche position, SDR, per square kilometre

Yemen

0.0255 units per square kilometre

in 2023

Zambia

0.0247 units per square kilometre

in 2023

Yemen rank

171st

Zambia rank

172nd

Reserve tranche position, SDR, per square kilometre over time

Yemen
Zambia

How they compare

Yemen currently reports 0.0255 units per square kilometre against 0.0247 units per square kilometre in Zambia, a difference of 0.0008 units per square kilometre.

The two have swapped places 3 times across 34 shared years of data; in 1990 it was Zambia ahead.

Yemen ranks 171st and Zambia ranks 172nd of 189 countries.

Across the 4 decades both report, Yemen averaged higher in 2 and Zambia in 2.

Head to head by decade

Decade	Yemen	Zambia	Difference	Ahead
1990s	0.0235 units per square kilometre	0.0255 units per square kilometre	0.0021 units per square kilometre	Zambia
2000s	0.023 units per square kilometre	0.0247 units per square kilometre	0.0018 units per square kilometre	Zambia
2010s	0.0255 units per square kilometre	0.0247 units per square kilometre	0.0008 units per square kilometre	Yemen
2020s	0.0255 units per square kilometre	0.0247 units per square kilometre	0.0008 units per square kilometre	Yemen

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reserve tranche position, sdr, per square kilometre, Yemen or Zambia?: Yemen, at 0.0255 units per square kilometre against 0.0247 units per square kilometre in Zambia as of 2023.
What is the difference in reserve tranche position, sdr, per square kilometre between Yemen and Zambia?: 0.0008 units per square kilometre, with Yemen ahead.
How many years of comparable data are there for Yemen and Zambia?: 34 years are reported by both, from 1990 to 2023.
How do Yemen and Zambia rank globally for reserve tranche position, sdr, per square kilometre?: Yemen ranks 171st and Zambia ranks 172nd of 189 countries.
Where does this data come from?: Statizoid (derived), published as Reserve tranche position, SDR, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Yemen vs Zambia: Reserve tranche position, SDR, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 02 September 2026, from https://financial-sector.statizoid.com/compare/reserve-tranche-position-sdr-per-square-kilometre/yemen-rep/zambia/

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About this data

Indicator: Reserve tranche position, SDR, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 191 places, 10,792 data points, 1961–2023
Last refreshed: 02 September 2026

Reserve tranche position, SDR 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.