{"entity":{"iso2":"IR","iso3":"IRN","name":"Iran","slug":"iran-islamic-rep"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"lettuce-yields","source":"Food and Agriculture Organization of the United Nations (2025) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/lettuce-yields","title":"Lettuce yields","unit":"tonnes per hectare"},"observations":[{"date":"1990-01-01","value":23.0769},{"date":"1991-01-01","value":26.8403},{"date":"1992-01-01","value":60.097},{"date":"1993-01-01","value":33.6958},{"date":"1994-01-01","value":31.9653},{"date":"1995-01-01","value":31.7288},{"date":"1996-01-01","value":35.9062},{"date":"1997-01-01","value":34.8771},{"date":"1998-01-01","value":28.6214},{"date":"1999-01-01","value":32.1102},{"date":"2000-01-01","value":26.5529},{"date":"2001-01-01","value":29.4517},{"date":"2002-01-01","value":26.1127},{"date":"2003-01-01","value":25.3749},{"date":"2004-01-01","value":32.2024},{"date":"2005-01-01","value":30.5598},{"date":"2006-01-01","value":32.3204},{"date":"2007-01-01","value":29.3578},{"date":"2008-01-01","value":30.2727},{"date":"2009-01-01","value":31.2372},{"date":"2010-01-01","value":29.447},{"date":"2011-01-01","value":31.6279},{"date":"2012-01-01","value":29.7042},{"date":"2013-01-01","value":32.5703},{"date":"2014-01-01","value":29.9717},{"date":"2015-01-01","value":29.7906},{"date":"2016-01-01","value":30.3639},{"date":"2017-01-01","value":29.7411},{"date":"2018-01-01","value":29.9355},{"date":"2019-01-01","value":29.9939},{"date":"2020-01-01","value":29.8882},{"date":"2021-01-01","value":29.9385},{"date":"2022-01-01","value":29.9396},{"date":"2023-01-01","value":29.922},{"date":"2024-01-01","value":29.9333}],"summary":{"latest_period":"2024-01-01","latest_value":29.9333,"max":60.097,"mean":31.0037,"min":23.0769,"of":111,"rank":10,"trend":"falling"}}