{"entity":{"iso2":"RS","iso3":"SRB","name":"Serbia","slug":"serbia"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"nitrogen-use-efficiency","source":"Lassaletta et al. (2014) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/nitrogen-use-efficiency","title":"Nitrogen use efficiency","unit":"%"},"observations":[{"date":"2006-01-01","value":57.4171},{"date":"2007-01-01","value":38.8079},{"date":"2008-01-01","value":60.4856},{"date":"2009-01-01","value":47.3151},{"date":"2010-01-01","value":63.1482},{"date":"2011-01-01","value":58.9474},{"date":"2012-01-01","value":36.8058},{"date":"2013-01-01","value":49.1792},{"date":"2014-01-01","value":70.3332}],"summary":{"latest_period":"2014-01-01","latest_value":70.3332,"max":70.3332,"mean":53.6044,"min":36.8058,"of":204,"rank":51,"trend":"rising"}}