{"entity":{"iso2":"CZ","iso3":"CZE","name":"Czechia","slug":"czechia"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-nitrate-concentration-in-freshwater","source":"European Environment Agency (2023) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/average-nitrate-concentration-in-freshwater","title":"Average nitrate concentration in freshwater","unit":"milligrams per litre"},"observations":[{"date":"1999-01-01","value":16.8318},{"date":"2000-01-01","value":16.8318},{"date":"2001-01-01","value":15.7487},{"date":"2002-01-01","value":14.9834},{"date":"2003-01-01","value":15.3207},{"date":"2004-01-01","value":14.8986},{"date":"2005-01-01","value":15.3251},{"date":"2006-01-01","value":18.709},{"date":"2007-01-01","value":19.0617},{"date":"2008-01-01","value":17.5667},{"date":"2009-01-01","value":17.6007},{"date":"2010-01-01","value":19.5573},{"date":"2011-01-01","value":19.7299},{"date":"2012-01-01","value":18.2085},{"date":"2013-01-01","value":18.9297},{"date":"2014-01-01","value":19.5763},{"date":"2015-01-01","value":19.0776},{"date":"2016-01-01","value":19.1129},{"date":"2017-01-01","value":19.1624},{"date":"2018-01-01","value":18.7145},{"date":"2019-01-01","value":18.1454},{"date":"2020-01-01","value":18.7348},{"date":"2021-01-01","value":18.6609}],"summary":{"latest_period":"2021-01-01","latest_value":18.6609,"max":19.7299,"mean":17.8473,"min":14.8986,"of":34,"rank":14,"trend":"rising"}}