{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (FAO)","slug":"nutrient-balance-cropland-nitrogen-use-efficiency","source":"Food and Agriculture Organization of the United Nations","source_url":"https://www.fao.org/faostat/en/#data/ESB","title":"Nutrient balance \u2014 Cropland nitrogen use efficiency","unit":"%"},"observations":[{"date":"1961-01-01","value":665.761},{"date":"1962-01-01","value":413.003},{"date":"1963-01-01","value":472.476},{"date":"1964-01-01","value":432.435},{"date":"1965-01-01","value":402.085},{"date":"1966-01-01","value":417.043},{"date":"1967-01-01","value":440.117},{"date":"1968-01-01","value":355.342},{"date":"1969-01-01","value":424.519},{"date":"1970-01-01","value":325.356},{"date":"1971-01-01","value":367.991},{"date":"1972-01-01","value":463.091},{"date":"1973-01-01","value":355.357},{"date":"1974-01-01","value":370.696},{"date":"1975-01-01","value":391.241},{"date":"1976-01-01","value":307.129},{"date":"1977-01-01","value":257.333},{"date":"1978-01-01","value":166.029},{"date":"1979-01-01","value":164.679},{"date":"1980-01-01","value":207.93},{"date":"1981-01-01","value":171.436},{"date":"1982-01-01","value":112.159},{"date":"1983-01-01","value":128.251},{"date":"1984-01-01","value":153.382},{"date":"1985-01-01","value":122.385},{"date":"1986-01-01","value":143.065},{"date":"1987-01-01","value":94.7811},{"date":"1988-01-01","value":69.6528},{"date":"1989-01-01","value":80.4599},{"date":"1990-01-01","value":76.2436},{"date":"1991-01-01","value":71.1806},{"date":"1992-01-01","value":77.3092},{"date":"1993-01-01","value":103.865},{"date":"1994-01-01","value":106.974},{"date":"1995-01-01","value":111.349},{"date":"1996-01-01","value":116.54},{"date":"1997-01-01","value":126.319},{"date":"1998-01-01","value":141.25},{"date":"1999-01-01","value":142.51},{"date":"2000-01-01","value":146.306},{"date":"2001-01-01","value":136.944},{"date":"2002-01-01","value":139.86},{"date":"2003-01-01","value":137.654},{"date":"2004-01-01","value":140.517},{"date":"2005-01-01","value":140.254},{"date":"2006-01-01","value":170.579},{"date":"2007-01-01","value":289.85},{"date":"2008-01-01","value":253.602},{"date":"2009-01-01","value":249.6},{"date":"2010-01-01","value":272.242},{"date":"2011-01-01","value":268.773},{"date":"2012-01-01","value":241.751},{"date":"2013-01-01","value":234.344},{"date":"2014-01-01","value":171.886},{"date":"2015-01-01","value":168.065},{"date":"2016-01-01","value":130.043},{"date":"2017-01-01","value":126.613},{"date":"2018-01-01","value":126.656},{"date":"2019-01-01","value":124.468},{"date":"2020-01-01","value":126.204},{"date":"2021-01-01","value":126.17},{"date":"2022-01-01","value":134.55},{"date":"2023-01-01","value":135.241}],"summary":{"latest_period":"2023-01-01","latest_value":135.241,"max":665.761,"mean":218.109,"min":69.6528,"of":201,"rank":11,"trend":"volatile"}}