{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"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":133.488},{"date":"1962-01-01","value":124.499},{"date":"1963-01-01","value":120.541},{"date":"1964-01-01","value":120.193},{"date":"1965-01-01","value":117.703},{"date":"1966-01-01","value":110.749},{"date":"1967-01-01","value":107.952},{"date":"1968-01-01","value":103.831},{"date":"1969-01-01","value":105.658},{"date":"1970-01-01","value":114.701},{"date":"1971-01-01","value":107.923},{"date":"1972-01-01","value":98.7155},{"date":"1973-01-01","value":106.759},{"date":"1974-01-01","value":108.77},{"date":"1975-01-01","value":112.162},{"date":"1976-01-01","value":102.56},{"date":"1977-01-01","value":108.179},{"date":"1978-01-01","value":96.0662},{"date":"1979-01-01","value":92.1186},{"date":"1980-01-01","value":85.3069},{"date":"1981-01-01","value":83.478},{"date":"1982-01-01","value":82.5531},{"date":"1983-01-01","value":77.2259},{"date":"1984-01-01","value":83.2685},{"date":"1985-01-01","value":88.5597},{"date":"1986-01-01","value":94.3853},{"date":"1987-01-01","value":100.877},{"date":"1988-01-01","value":93.2166},{"date":"1989-01-01","value":84.6454},{"date":"1990-01-01","value":83.9001},{"date":"1991-01-01","value":84.9373},{"date":"1992-01-01","value":86.8244},{"date":"1993-01-01","value":87.5116},{"date":"1994-01-01","value":91.8749},{"date":"1995-01-01","value":105.558},{"date":"1996-01-01","value":101.153},{"date":"1997-01-01","value":102.819},{"date":"1998-01-01","value":99.9276},{"date":"1999-01-01","value":98.2688},{"date":"2000-01-01","value":97.0372},{"date":"2001-01-01","value":92.083},{"date":"2002-01-01","value":95.2668},{"date":"2003-01-01","value":93.1664},{"date":"2004-01-01","value":100.506},{"date":"2005-01-01","value":92.9376},{"date":"2006-01-01","value":95.4522},{"date":"2007-01-01","value":107.561},{"date":"2008-01-01","value":107.385},{"date":"2009-01-01","value":96.2838},{"date":"2010-01-01","value":85.9582},{"date":"2011-01-01","value":90.5816},{"date":"2012-01-01","value":80.2864},{"date":"2013-01-01","value":69.8491},{"date":"2014-01-01","value":100.136}],"summary":{"latest_period":"2014-01-01","latest_value":100.136,"max":133.488,"mean":98.3953,"min":69.8491,"of":204,"rank":25,"trend":"falling"}}