{"entity":{"iso2":"PE","iso3":"PER","name":"Peru","slug":"peru"},"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":"1961-01-01","value":45.0985},{"date":"1962-01-01","value":41.5813},{"date":"1963-01-01","value":40.7142},{"date":"1964-01-01","value":49.6731},{"date":"1965-01-01","value":50.6911},{"date":"1966-01-01","value":57.1071},{"date":"1967-01-01","value":49.9064},{"date":"1968-01-01","value":48.0053},{"date":"1969-01-01","value":45.4246},{"date":"1970-01-01","value":46.5784},{"date":"1971-01-01","value":44.6332},{"date":"1972-01-01","value":38.0475},{"date":"1973-01-01","value":42.1987},{"date":"1974-01-01","value":36.8162},{"date":"1975-01-01","value":41.5436},{"date":"1976-01-01","value":36.6091},{"date":"1977-01-01","value":34.9677},{"date":"1978-01-01","value":35.3951},{"date":"1979-01-01","value":38.2283},{"date":"1980-01-01","value":37.7516},{"date":"1981-01-01","value":37.9904},{"date":"1982-01-01","value":41.9195},{"date":"1983-01-01","value":38.0258},{"date":"1984-01-01","value":45.414},{"date":"1985-01-01","value":46.8986},{"date":"1986-01-01","value":34.6533},{"date":"1987-01-01","value":29.8929},{"date":"1988-01-01","value":32.0324},{"date":"1989-01-01","value":38.9602},{"date":"1990-01-01","value":35.6613},{"date":"1991-01-01","value":38.1642},{"date":"1992-01-01","value":30.5019},{"date":"1993-01-01","value":31.0651},{"date":"1994-01-01","value":32.7497},{"date":"1995-01-01","value":31.9571},{"date":"1996-01-01","value":34.4673},{"date":"1997-01-01","value":29.9373},{"date":"1998-01-01","value":28.3119},{"date":"1999-01-01","value":32.9311},{"date":"2000-01-01","value":31.6608},{"date":"2001-01-01","value":32.0269},{"date":"2002-01-01","value":31.647},{"date":"2003-01-01","value":33.1725},{"date":"2004-01-01","value":31.9874},{"date":"2005-01-01","value":36.4225},{"date":"2006-01-01","value":34.1883},{"date":"2007-01-01","value":31.0459},{"date":"2008-01-01","value":35.4839},{"date":"2009-01-01","value":31.1726},{"date":"2010-01-01","value":33.6083},{"date":"2011-01-01","value":32.6918},{"date":"2012-01-01","value":32.851},{"date":"2013-01-01","value":33.317},{"date":"2014-01-01","value":31.4749}],"summary":{"latest_period":"2014-01-01","latest_value":31.4749,"max":57.1071,"mean":37.5047,"min":28.3119,"of":204,"rank":136,"trend":"falling"}}