{"entity":{"iso2":"NO","iso3":"NOR","name":"Norway","slug":"norway"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-ammonium-concentration-in-freshwater","source":"European Environment Agency (2023) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/average-ammonium-concentration-in-freshwater","title":"Average ammonium concentration in freshwater","unit":"milligrams per litre"},"observations":[{"date":"1992-01-01","value":0.0118604},{"date":"1993-01-01","value":0.0263811},{"date":"1994-01-01","value":0.0204514},{"date":"1995-01-01","value":0.0193306},{"date":"1996-01-01","value":0.0193306},{"date":"1997-01-01","value":0.00620732},{"date":"1998-01-01","value":0.0112508},{"date":"1999-01-01","value":0.0162942},{"date":"2000-01-01","value":0.0100869},{"date":"2001-01-01","value":0.00775915},{"date":"2002-01-01","value":0.00687771},{"date":"2003-01-01","value":0.00977052},{"date":"2004-01-01","value":0.00850759},{"date":"2005-01-01","value":0.00727787},{"date":"2006-01-01","value":0.00779083},{"date":"2007-01-01","value":0.00799364},{"date":"2008-01-01","value":0.00905792},{"date":"2009-01-01","value":0.0119088},{"date":"2010-01-01","value":0.00980207},{"date":"2011-01-01","value":0.0190674},{"date":"2012-01-01","value":0.018707},{"date":"2013-01-01","value":0.0197201},{"date":"2014-01-01","value":0.0101237},{"date":"2015-01-01","value":0.00670106},{"date":"2016-01-01","value":0.00794812},{"date":"2017-01-01","value":0.00846879},{"date":"2018-01-01","value":0.00923118},{"date":"2019-01-01","value":0.00804643},{"date":"2020-01-01","value":0.00840975},{"date":"2021-01-01","value":0.0111604}],"summary":{"latest_period":"2021-01-01","latest_value":0.0111604,"max":0.0263811,"mean":0.0118508,"min":0.00620732,"of":32,"rank":30,"trend":"falling"}}