Japan vs Yemen: Corn: Yield gap
Japan
6.3 tonnes per hectare
in 2024
Yemen
6.33 tonnes per hectare
in 2024
Japan rank
10th
Yemen rank
8th
Corn: Yield gap over time
- Japan
- Yemen
How they compare
Yemen currently reports 6.33 tonnes per hectare against 6.3 tonnes per hectare in Japan, a difference of 0.03 tonnes per hectare.
The two have swapped places 5 times across 25 shared years of data; in 2000 it was Japan ahead.
Japan ranks 10th and Yemen ranks 8th of 115 countries.
Across the 3 decades both report, Japan averaged higher in 1 and Yemen in 2.
Head to head by decade
| Decade | Japan | Yemen | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 6.48 tonnes per hectare | 6.59 tonnes per hectare | 0.1079 tonnes per hectare | Yemen |
| 2010s | 6.34 tonnes per hectare | 6.55 tonnes per hectare | 0.2174 tonnes per hectare | Yemen |
| 2020s | 6.3 tonnes per hectare | 5.66 tonnes per hectare | 0.6454 tonnes per hectare | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher corn: yield gap, Japan or Yemen?
- Yemen, at 6.33 tonnes per hectare against 6.3 tonnes per hectare in Japan as of 2024.
- What is the difference in corn: yield gap between Japan and Yemen?
- 0.03 tonnes per hectare, with Yemen ahead.
- How many years of comparable data are there for Japan and Yemen?
- 25 years are reported by both, from 2000 to 2024.
- How do Japan and Yemen rank globally for corn: yield gap?
- Japan ranks 10th and Yemen ranks 8th of 115 countries.
- Where does this data 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 Corn: Yield gap. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
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 Negative values have been replaced by zero, meaning that the attainable yield has been reached.