{"entity":{"iso2":"GH","iso3":"GHA","name":"Ghana","slug":"ghana"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"maize-yield-gap","source":"Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/maize-yield-gap","title":"Corn: Yield gap","unit":"tonnes per hectare"},"observations":[{"date":"2000-01-01","value":2.3122},{"date":"2001-01-01","value":2.455},{"date":"2002-01-01","value":2.28},{"date":"2003-01-01","value":2.1428},{"date":"2004-01-01","value":2.1906},{"date":"2005-01-01","value":2.2087},{"date":"2006-01-01","value":2.2706},{"date":"2007-01-01","value":2.2263},{"date":"2008-01-01","value":2.0329},{"date":"2009-01-01","value":2.0731},{"date":"2010-01-01","value":1.8826},{"date":"2011-01-01","value":2.1242},{"date":"2012-01-01","value":1.8988},{"date":"2013-01-01","value":2.046},{"date":"2014-01-01","value":2.0409},{"date":"2015-01-01","value":1.8482},{"date":"2016-01-01","value":1.82},{"date":"2017-01-01","value":1.7588},{"date":"2018-01-01","value":1.5111},{"date":"2019-01-01","value":1.2387},{"date":"2020-01-01","value":1.1872},{"date":"2021-01-01","value":1.24},{"date":"2022-01-01","value":1.2656},{"date":"2023-01-01","value":1.0169},{"date":"2024-01-01","value":0.9979}],"summary":{"latest_period":"2024-01-01","latest_value":0.9979,"max":2.455,"mean":1.84276,"min":0.9979,"of":115,"rank":76,"trend":"falling"}}