{"entity":{"iso2":"ZA","iso3":"ZAF","name":"South Africa","slug":"south-africa"},"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":4.7708},{"date":"2001-01-01","value":5.1829},{"date":"2002-01-01","value":4.7684},{"date":"2003-01-01","value":4.9618},{"date":"2004-01-01","value":4.5895},{"date":"2005-01-01","value":3.9849},{"date":"2006-01-01","value":4.2078},{"date":"2007-01-01","value":4.8279},{"date":"2008-01-01","value":3.0827},{"date":"2009-01-01","value":2.656},{"date":"2010-01-01","value":2.9464},{"date":"2011-01-01","value":3.2529},{"date":"2012-01-01","value":3.1295},{"date":"2013-01-01","value":3.3734},{"date":"2014-01-01","value":2.3191},{"date":"2015-01-01","value":4.1329},{"date":"2016-01-01","value":3.908},{"date":"2017-01-01","value":1.7604},{"date":"2018-01-01","value":2.6445},{"date":"2019-01-01","value":3.0661},{"date":"2020-01-01","value":2.1722},{"date":"2021-01-01","value":1.6989},{"date":"2022-01-01","value":1.7222},{"date":"2023-01-01","value":1.2668},{"date":"2024-01-01","value":2.7457}],"summary":{"latest_period":"2024-01-01","latest_value":2.7457,"max":5.1829,"mean":3.32687,"min":1.2668,"of":115,"rank":40,"trend":"falling"}}