Corn: Yield gap in Sri Lanka
Sri Lanka: Corn: Yield gap was 0.6358 tonnes per hectare in 2024. ◆ Volatile
Corn: Yield gap in Sri Lanka, 2000–2024
Source: Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data. Measured in tonnes per hectare.
Analysis
Sri Lanka recorded 0.6358 tonnes per hectare for corn: yield gap in 2024.
That represents a change of down 20.3% on the previous year and up 432.5% over ten years.
Over the whole period, corn: yield gap in Sri Lanka peaked at 2.63 tonnes per hectare in 2000 and was at its lowest, 0 tonnes per hectare, in 2017.
Sri Lanka ranks 82nd of 115 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Corn: Yield gap in Sri Lanka, year by year
| Year | tonnes per hectare | Change |
|---|---|---|
| 2000 | 2.63 tonnes per hectare | — |
| 2001 | 2.59 tonnes per hectare | -1.3% |
| 2002 | 2.58 tonnes per hectare | -0.4% |
| 2003 | 2.61 tonnes per hectare | +1.3% |
| 2004 | 2.21 tonnes per hectare | -15.6% |
| 2005 | 2.24 tonnes per hectare | +1.4% |
| 2006 | 2.22 tonnes per hectare | -0.6% |
| 2007 | 2.06 tonnes per hectare | -7.4% |
| 2008 | 1.08 tonnes per hectare | -47.7% |
| 2009 | 1.16 tonnes per hectare | +7.6% |
| 2010 | 0.9039 tonnes per hectare | -22.0% |
| 2011 | 0.9838 tonnes per hectare | +8.8% |
| 2012 | 0.2913 tonnes per hectare | -70.4% |
| 2013 | 0.6232 tonnes per hectare | +113.9% |
| 2014 | 0.1194 tonnes per hectare | -80.8% |
| 2015 | 0.1553 tonnes per hectare | +30.1% |
| 2016 | 0.1027 tonnes per hectare | -33.9% |
| 2017 | 0 tonnes per hectare | -100.0% |
| 2018 | 0 tonnes per hectare | — |
| 2019 | 0 tonnes per hectare | — |
| 2020 | 0 tonnes per hectare | — |
| 2021 | 0 tonnes per hectare | — |
| 2022 | 0.632 tonnes per hectare | — |
| 2023 | 0.7981 tonnes per hectare | +26.3% |
| 2024 | 0.6358 tonnes per hectare | -20.3% |
Sri Lanka compared with similar countries
- Sri Lanka's 0.6358 tonnes per hectare is below the median for upper middle income countries, which is 1.95 tonnes per hectare, 33% of the median. (36 countries reporting)
- Sri Lanka's 0.6358 tonnes per hectare is above the median for South Asia, which is 0.6358 tonnes per hectare, 1.0× the median. (5 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 2.14 tonnes per hectare | 1.08 tonnes per hectare | 2.63 tonnes per hectare | 10 |
| 2010s | 0.318 tonnes per hectare | 0 tonnes per hectare | 0.9838 tonnes per hectare | 10 |
| 2020s | 0.4132 tonnes per hectare | 0 tonnes per hectare | 0.7981 tonnes per hectare | 5 |
Countries ranked near Sri Lanka
More agriculture & rural data for Sri Lanka
- Agriculture, forestry, and fishing, value added (current US$), annual 9.1 % change on previous year (2025)
- Agriculture, forestry, and fishing, value added (current US$), per 0.0836 current US$ per US$ of GDP (2025)
- Agriculture, forestry, and fishing, value added (current US$), per 418.3 current US$ per person (2025)
- Rural population, annual growth rate -0.9172 % change on previous year (2025)
- Rural population, per unit of GDP 0.0002 units per US$ of GDP (2025)
- Rural population, per capita 0.7955 units per person (2025)
- Share of GDP from agriculture 8.4% (2025)
- Agriculture as a share of GDP vs. GDP per capita 8.4% (2025)
- Agricultural raw materials exports 2.7% (2024)
- Agricultural raw materials imports 1.9% (2024)
Frequently asked questions
- What is corn: yield gap in Sri Lanka?
- Corn: yield gap in Sri Lanka was 0.6358 tonnes per hectare in 2024, according to Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data.
- What is the highest corn: yield gap recorded in Sri Lanka?
- The highest recorded value was 2.63 tonnes per hectare in 2000.
- What is the lowest corn: yield gap recorded in Sri Lanka?
- The lowest recorded value was 0 tonnes per hectare in 2017.
- How does Sri Lanka rank for corn: yield gap?
- Sri Lanka ranks 82nd out of 115 countries with data for 2024.
- Is corn: yield gap rising or falling in Sri Lanka?
- Over the last ten years it is up 432.5%. The long-run trend across the full record is volatile.
- Where does this Sri Lanka data come from?
- The figures come from Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data, published as part of Corn: Yield gap. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Yield gaps are the difference between attainable yields and actual yields, measured in tonnes per hectare. Negative values have been replaced by zero, meaning that the attainable yield has been reached.