{"entity":{"iso2":"LV","iso3":"LVA","name":"Latvia","slug":"latvia"},"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":0.116212},{"date":"1993-01-01","value":0.112808},{"date":"1994-01-01","value":0.0893292},{"date":"1995-01-01","value":0.089319},{"date":"1996-01-01","value":0.0886116},{"date":"1997-01-01","value":0.0837634},{"date":"1998-01-01","value":0.17108},{"date":"1999-01-01","value":0.155903},{"date":"2000-01-01","value":0.0853219},{"date":"2001-01-01","value":0.0863588},{"date":"2002-01-01","value":0.0633981},{"date":"2003-01-01","value":0.0711099},{"date":"2004-01-01","value":0.076126},{"date":"2005-01-01","value":0.0578347},{"date":"2006-01-01","value":0.0733804},{"date":"2007-01-01","value":0.0679485},{"date":"2008-01-01","value":0.0584416},{"date":"2009-01-01","value":0.0693648},{"date":"2010-01-01","value":0.0661811},{"date":"2011-01-01","value":0.0679454},{"date":"2012-01-01","value":0.0684876},{"date":"2013-01-01","value":0.0696256},{"date":"2014-01-01","value":0.0814653},{"date":"2015-01-01","value":0.103955},{"date":"2016-01-01","value":0.118474},{"date":"2017-01-01","value":0.124534},{"date":"2018-01-01","value":0.118235},{"date":"2019-01-01","value":0.0557484},{"date":"2020-01-01","value":0.0621563},{"date":"2021-01-01","value":0.0633534}],"summary":{"latest_period":"2021-01-01","latest_value":0.0633534,"max":0.17108,"mean":0.0872157,"min":0.0557484,"of":32,"rank":20,"trend":"falling"}}