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

49 years are reported by both, from 1961 to 2023.

Where does this data come from?

Statizoid (derived), published as Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand SLC), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Gambia vs Zambia: Roots and Tubers, Total: Gross Production … square kilometre SLC

Gambia

31.15 1000 SLC per square kilometre

in 2023

Zambia

35.43 1000 SLC per square kilometre

in 2023

Gambia rank

65th

Zambia rank

64th

Roots and Tubers, Total: Gross Production … square kilometre SLC over time

Gambia
Zambia

How they compare

Zambia currently reports 35.43 1000 SLC per square kilometre against 31.15 1000 SLC per square kilometre in Gambia, a difference of 4.28 1000 SLC per square kilometre.

That makes Zambia's figure about 1.1 times Gambia's.

The two have swapped places 3 times across 49 shared years of data; in 1961 it was Gambia ahead.

Gambia ranks 65th and Zambia ranks 64th of 141 countries.

Gambia has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Gambia	Zambia	Difference	Ahead
1960s	17.91 1000 SLC per square kilometre	1.37 1000 SLC per square kilometre	16.54 1000 SLC per square kilometre	Gambia
1970s	20.59 1000 SLC per square kilometre	1.9 1000 SLC per square kilometre	18.68 1000 SLC per square kilometre	Gambia
1980s	15.33 1000 SLC per square kilometre	3.19 1000 SLC per square kilometre	12.14 1000 SLC per square kilometre	Gambia
1990s	16.13 1000 SLC per square kilometre	5.18 1000 SLC per square kilometre	10.96 1000 SLC per square kilometre	Gambia
2000s	21.02 1000 SLC per square kilometre	9 1000 SLC per square kilometre	12.02 1000 SLC per square kilometre	Gambia
2010s	28.98 1000 SLC per square kilometre	16.54 1000 SLC per square kilometre	12.44 1000 SLC per square kilometre	Gambia
2020s	31.15 1000 SLC per square kilometre	30.73 1000 SLC per square kilometre	0.4181 1000 SLC per square kilometre	Gambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher roots and tubers, total — gross production value (constant 2014-2016), Gambia or Zambia?: Zambia, at 35.43 1000 SLC per square kilometre against 31.15 1000 SLC per square kilometre in Gambia as of 2023.
What is the difference in roots and tubers, total — gross production value (constant 2014-2016) between Gambia and Zambia?: 4.28 1000 SLC per square kilometre, with Zambia ahead.
How many years of comparable data are there for Gambia and Zambia?: 49 years are reported by both, from 1961 to 2023.
How do Gambia and Zambia rank globally for roots and tubers, total — gross production value (constant 2014-2016)?: Gambia ranks 65th and Zambia ranks 64th of 141 countries.
Where does this data come from?: Statizoid (derived), published as Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand SLC), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Gambia vs Zambia: Roots and Tubers, Total — Gross Production Value (constant 2014-2016). Statizoid, drawing on Statizoid (derived). Retrieved 12 October 2026, from https://agriculture.statizoid.com/compare/roots-and-tubers-total-gross-production-value-constant-2014-2016-thousand-slc-per-square/gambia-the/zambia/

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<a href="https://agriculture.statizoid.com/compare/roots-and-tubers-total-gross-production-value-constant-2014-2016-thousand-slc-per-square/gambia-the/zambia/">Gambia vs Zambia: Roots and Tubers, Total — Gross Production Value (constant 2014-2016)</a> — Statizoid

About this data

Indicator: Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand SLC), per square kilometre
Unit: 1000 SLC per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 141 places, 7,928 data points, 1961–2023
Last refreshed: 08 October 2026

Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand SLC) 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.