{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"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":"1982-01-01","value":20.0},{"date":"1983-01-01","value":20.0},{"date":"1984-01-01","value":20.0},{"date":"1985-01-01","value":20.0},{"date":"1986-01-01","value":20.0},{"date":"1987-01-01","value":20.0},{"date":"1988-01-01","value":20.0},{"date":"1989-01-01","value":20.0},{"date":"1990-01-01","value":10.0},{"date":"1991-01-01","value":10.0554},{"date":"1992-01-01","value":10.0987},{"date":"1993-01-01","value":10.1663},{"date":"1994-01-01","value":10.0738},{"date":"1995-01-01","value":10.0},{"date":"1996-01-01","value":10.9091},{"date":"1997-01-01","value":10.3712},{"date":"1998-01-01","value":8.3333},{"date":"1999-01-01","value":10.9091},{"date":"2000-01-01","value":11.8119},{"date":"2001-01-01","value":12.425},{"date":"2002-01-01","value":13.75},{"date":"2003-01-01","value":12.4241},{"date":"2004-01-01","value":14.7417},{"date":"2005-01-01","value":13.6671},{"date":"2006-01-01","value":11.6394},{"date":"2007-01-01","value":14.7247},{"date":"2008-01-01","value":12.2042},{"date":"2009-01-01","value":12.0276},{"date":"2010-01-01","value":19.3924},{"date":"2011-01-01","value":21.6425},{"date":"2012-01-01","value":20.144},{"date":"2013-01-01","value":23.4969},{"date":"2014-01-01","value":23.051},{"date":"2015-01-01","value":20.6568},{"date":"2016-01-01","value":19.7758},{"date":"2017-01-01","value":20.2487},{"date":"2018-01-01","value":17.2994},{"date":"2019-01-01","value":17.6},{"date":"2020-01-01","value":21.5484},{"date":"2021-01-01","value":23.0625},{"date":"2022-01-01","value":23.4286},{"date":"2023-01-01","value":20.4},{"date":"2024-01-01","value":22.9643}],"summary":{"latest_period":"2024-01-01","latest_value":22.9643,"max":23.4969,"mean":16.3964,"min":8.3333,"of":111,"rank":35,"trend":"rising"}}