{"entity":{"iso2":"US","iso3":"USA","name":"United States","slug":"united-states"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"fertilizer-application-rates-over-the-long-run","source":"Our World in Data","source_url":"https://ourworldindata.org/grapher/fertilizer-application-rates-over-the-long-run","title":"Fertilizer application rates over the long run","unit":null},"observations":[{"date":"1880-01-01","value":1.4},{"date":"1890-01-01","value":1.9},{"date":"1900-01-01","value":2.9},{"date":"1913-01-01","value":5.8},{"date":"1922-01-01","value":7.0},{"date":"1937-01-01","value":8.7},{"date":"1957-01-01","value":23.4},{"date":"1999-01-01","value":108.3},{"date":"2002-01-01","value":112.517},{"date":"2003-01-01","value":119.561},{"date":"2004-01-01","value":122.671},{"date":"2005-01-01","value":118.6},{"date":"2006-01-01","value":126.196},{"date":"2007-01-01","value":123.269},{"date":"2008-01-01","value":112.427},{"date":"2009-01-01","value":108.493},{"date":"2010-01-01","value":117.124},{"date":"2011-01-01","value":132.332},{"date":"2012-01-01","value":136.524},{"date":"2013-01-01","value":139.709},{"date":"2014-01-01","value":137.603}],"summary":{"latest_period":"2014-01-01","latest_value":137.603,"max":139.709,"mean":84.1156,"min":1.4,"of":161,"rank":65,"trend":"volatile"}}