{"entity":{"iso2":"RS","iso3":"SRB","name":"Serbia","slug":"serbia"},"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":"1999-01-01","value":0.113402},{"date":"2000-01-01","value":0.113402},{"date":"2001-01-01","value":0.168683},{"date":"2002-01-01","value":0.123655},{"date":"2003-01-01","value":0.106115},{"date":"2004-01-01","value":0.106305},{"date":"2005-01-01","value":0.0754634},{"date":"2006-01-01","value":0.0768551},{"date":"2007-01-01","value":0.0505473},{"date":"2008-01-01","value":0.0829498},{"date":"2009-01-01","value":0.0561943},{"date":"2010-01-01","value":0.0912182},{"date":"2011-01-01","value":0.0947059},{"date":"2012-01-01","value":0.0869987},{"date":"2013-01-01","value":0.0612802},{"date":"2014-01-01","value":0.0641822},{"date":"2015-01-01","value":0.0930128},{"date":"2016-01-01","value":0.101311},{"date":"2017-01-01","value":0.0907111},{"date":"2018-01-01","value":0.0865145},{"date":"2019-01-01","value":0.0768731},{"date":"2020-01-01","value":0.121517},{"date":"2021-01-01","value":0.121517}],"summary":{"latest_period":"2021-01-01","latest_value":0.121517,"max":0.168683,"mean":0.0940614,"min":0.0505473,"of":32,"rank":9,"trend":"falling"}}