{"entity":{"iso2":"JP","iso3":"JPN","name":"Japan","slug":"japan"},"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":6.519},{"date":"2001-01-01","value":6.49},{"date":"2002-01-01","value":6.5285},{"date":"2003-01-01","value":6.4921},{"date":"2004-01-01","value":6.49},{"date":"2005-01-01","value":6.4637},{"date":"2006-01-01","value":6.4568},{"date":"2007-01-01","value":6.4494},{"date":"2008-01-01","value":6.443},{"date":"2009-01-01","value":6.4515},{"date":"2010-01-01","value":6.4241},{"date":"2011-01-01","value":6.4083},{"date":"2012-01-01","value":6.3746},{"date":"2013-01-01","value":6.2627},{"date":"2014-01-01","value":6.2929},{"date":"2015-01-01","value":6.3651},{"date":"2016-01-01","value":6.3033},{"date":"2017-01-01","value":6.2973},{"date":"2018-01-01","value":6.3198},{"date":"2019-01-01","value":6.3066},{"date":"2020-01-01","value":6.2971},{"date":"2021-01-01","value":6.3076},{"date":"2022-01-01","value":6.3037},{"date":"2023-01-01","value":6.3028},{"date":"2024-01-01","value":6.3047}],"summary":{"latest_period":"2024-01-01","latest_value":6.3047,"max":6.5285,"mean":6.38618,"min":6.2627,"of":115,"rank":10,"trend":"flat"}}