{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (FAO)","slug":"nutrient-balance-cropland-potassium-use-efficiency","source":"Food and Agriculture Organization of the United Nations","source_url":"https://www.fao.org/faostat/en/#data/ESB","title":"Nutrient balance \u2014 Cropland potassium use efficiency","unit":"%"},"observations":[{"date":"1961-01-01","value":46.0268},{"date":"1962-01-01","value":38.3914},{"date":"1963-01-01","value":44.3176},{"date":"1964-01-01","value":45.5738},{"date":"1965-01-01","value":40.5172},{"date":"1966-01-01","value":38.4357},{"date":"1967-01-01","value":36.6909},{"date":"1968-01-01","value":35.0607},{"date":"1969-01-01","value":29.2657},{"date":"1970-01-01","value":30.2695},{"date":"1971-01-01","value":25.295},{"date":"1972-01-01","value":27.4542},{"date":"1973-01-01","value":26.5802},{"date":"1974-01-01","value":24.8883},{"date":"1975-01-01","value":23.0307},{"date":"1976-01-01","value":25.9809},{"date":"1977-01-01","value":22.9433},{"date":"1978-01-01","value":25.9592},{"date":"1979-01-01","value":25.2056},{"date":"1980-01-01","value":17.7826},{"date":"1981-01-01","value":25.2622},{"date":"1982-01-01","value":24.2812},{"date":"1983-01-01","value":25.4452},{"date":"1984-01-01","value":28.041},{"date":"1985-01-01","value":27.0743},{"date":"1986-01-01","value":28.6203},{"date":"1987-01-01","value":28.7749},{"date":"1988-01-01","value":29.4379},{"date":"1989-01-01","value":31.8402},{"date":"1990-01-01","value":43.0189},{"date":"1991-01-01","value":47.6343},{"date":"1992-01-01","value":40.3943},{"date":"1993-01-01","value":57.9137},{"date":"1994-01-01","value":42.1196},{"date":"1995-01-01","value":46.806},{"date":"1996-01-01","value":50.5562},{"date":"1997-01-01","value":43.4113},{"date":"1998-01-01","value":49.935},{"date":"1999-01-01","value":45.1243},{"date":"2000-01-01","value":47.2233},{"date":"2001-01-01","value":47.1705},{"date":"2002-01-01","value":43.6592},{"date":"2003-01-01","value":38.7242},{"date":"2004-01-01","value":45.5384},{"date":"2005-01-01","value":36.2979},{"date":"2006-01-01","value":31.2166},{"date":"2007-01-01","value":35.511},{"date":"2008-01-01","value":39.1106},{"date":"2009-01-01","value":42.8461},{"date":"2010-01-01","value":36.004},{"date":"2011-01-01","value":39.9061},{"date":"2012-01-01","value":43.4114},{"date":"2013-01-01","value":37.7133},{"date":"2014-01-01","value":42.8476},{"date":"2015-01-01","value":35.1302},{"date":"2016-01-01","value":39.2956},{"date":"2017-01-01","value":40.8507},{"date":"2018-01-01","value":34.8451},{"date":"2019-01-01","value":34.5851},{"date":"2020-01-01","value":41.8461},{"date":"2021-01-01","value":43.4391},{"date":"2022-01-01","value":45.0238},{"date":"2023-01-01","value":50.1573}],"summary":{"latest_period":"2023-01-01","latest_value":50.1573,"max":57.9137,"mean":36.7891,"min":17.7826,"of":201,"rank":134,"trend":"rising"}}