{"entity":{"iso2":"AO","iso3":"AGO","name":"Angola","slug":"angola"},"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":119.523},{"date":"1962-01-01","value":116.618},{"date":"1963-01-01","value":108.474},{"date":"1964-01-01","value":109.683},{"date":"1965-01-01","value":98.2073},{"date":"1966-01-01","value":92.1057},{"date":"1967-01-01","value":88.3208},{"date":"1968-01-01","value":91.6451},{"date":"1969-01-01","value":104.353},{"date":"1970-01-01","value":99.2441},{"date":"1971-01-01","value":78.5913},{"date":"1972-01-01","value":70.639},{"date":"1973-01-01","value":80.5912},{"date":"1974-01-01","value":91.2943},{"date":"1975-01-01","value":90.4199},{"date":"1976-01-01","value":89.306},{"date":"1977-01-01","value":52.0517},{"date":"1978-01-01","value":57.6361},{"date":"1979-01-01","value":51.0617},{"date":"1980-01-01","value":48.2508},{"date":"1981-01-01","value":48.4791},{"date":"1982-01-01","value":52.0861},{"date":"1983-01-01","value":51.0585},{"date":"1984-01-01","value":49.5035},{"date":"1985-01-01","value":36.9401},{"date":"1986-01-01","value":47.47},{"date":"1987-01-01","value":50.8105},{"date":"1988-01-01","value":48.4637},{"date":"1989-01-01","value":40.6301},{"date":"1990-01-01","value":50.2376},{"date":"1991-01-01","value":56.387},{"date":"1992-01-01","value":53.4539},{"date":"1993-01-01","value":50.7831},{"date":"1994-01-01","value":58.6438},{"date":"1995-01-01","value":60.2404},{"date":"1996-01-01","value":62.9495},{"date":"1997-01-01","value":56.6518},{"date":"1998-01-01","value":63.8658},{"date":"1999-01-01","value":59.5725},{"date":"2000-01-01","value":62.2782},{"date":"2001-01-01","value":68.7694},{"date":"2002-01-01","value":70.1348},{"date":"2003-01-01","value":70.752},{"date":"2004-01-01","value":65.8819},{"date":"2005-01-01","value":73.9178},{"date":"2006-01-01","value":63.8388},{"date":"2007-01-01","value":67.4758},{"date":"2008-01-01","value":66.3933},{"date":"2009-01-01","value":72.7438},{"date":"2010-01-01","value":68.7411},{"date":"2011-01-01","value":71.1789},{"date":"2012-01-01","value":44.2085},{"date":"2013-01-01","value":65.7672},{"date":"2014-01-01","value":83.7347}],"summary":{"latest_period":"2014-01-01","latest_value":83.7347,"max":119.523,"mean":69.4826,"min":36.9401,"of":204,"rank":39,"trend":"falling"}}