{"entity":{"iso2":"PT","iso3":"PRT","name":"Portugal","slug":"portugal"},"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":"2005-01-01","value":0.252343},{"date":"2006-01-01","value":0.252343},{"date":"2007-01-01","value":0.136582},{"date":"2008-01-01","value":0.168462},{"date":"2009-01-01","value":0.224284},{"date":"2010-01-01","value":0.224284}],"summary":{"latest_period":"2010-01-01","latest_value":0.224284,"max":0.252343,"mean":0.209716,"min":0.136582,"of":32,"rank":5,"trend":"falling"}}