{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"swine-market-manure-management-manure-treated-n-content-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Swine, market \u2014 Manure management (manure treated, N content), per square kilometre","unit":"kg per square kilometre"},"observations":[{"date":"1961-01-01","value":198.339},{"date":"1962-01-01","value":298.394},{"date":"1963-01-01","value":288.906},{"date":"1964-01-01","value":285.957},{"date":"1965-01-01","value":305.032},{"date":"1966-01-01","value":391.333},{"date":"1967-01-01","value":328.34},{"date":"1968-01-01","value":348.406},{"date":"1969-01-01","value":366.676},{"date":"1970-01-01","value":399.082},{"date":"1971-01-01","value":360.669},{"date":"1972-01-01","value":348.243},{"date":"1973-01-01","value":435.263},{"date":"1974-01-01","value":511.989},{"date":"1975-01-01","value":547.364},{"date":"1976-01-01","value":717.301},{"date":"1977-01-01","value":868.588},{"date":"1978-01-01","value":1068.04},{"date":"1979-01-01","value":1071.29},{"date":"1980-01-01","value":1088.16},{"date":"1981-01-01","value":1284.03},{"date":"1982-01-01","value":1131.68},{"date":"1983-01-01","value":930.156},{"date":"1984-01-01","value":714.614},{"date":"1985-01-01","value":879.807},{"date":"1986-01-01","value":979.34},{"date":"1987-01-01","value":1142.56},{"date":"1988-01-01","value":1305.79},{"date":"1989-01-01","value":1019.67},{"date":"1990-01-01","value":1019.6},{"date":"1991-01-01","value":1019.6},{"date":"1992-01-01","value":1022.87},{"date":"1993-01-01","value":1017.43},{"date":"1994-01-01","value":979.34},{"date":"1995-01-01","value":879.807},{"date":"1996-01-01","value":881.407},{"date":"1997-01-01","value":881.407},{"date":"1998-01-01","value":881.407},{"date":"1999-01-01","value":881.407},{"date":"2000-01-01","value":881.407},{"date":"2001-01-01","value":881.407},{"date":"2002-01-01","value":881.407},{"date":"2003-01-01","value":881.407},{"date":"2004-01-01","value":881.407},{"date":"2005-01-01","value":881.407},{"date":"2006-01-01","value":881.407},{"date":"2007-01-01","value":883.583},{"date":"2008-01-01","value":883.583},{"date":"2009-01-01","value":883.583},{"date":"2010-01-01","value":883.583},{"date":"2011-01-01","value":883.583},{"date":"2012-01-01","value":892.287},{"date":"2013-01-01","value":897.729},{"date":"2014-01-01","value":903.169},{"date":"2015-01-01","value":907.043},{"date":"2016-01-01","value":909.176},{"date":"2017-01-01","value":911.364},{"date":"2018-01-01","value":913.344},{"date":"2019-01-01","value":914.769},{"date":"2020-01-01","value":911.114},{"date":"2021-01-01","value":913.007},{"date":"2022-01-01","value":913.878},{"date":"2023-01-01","value":914.747}],"summary":{"latest_period":"2023-01-01","latest_value":914.747,"max":1305.79,"mean":802.677,"min":198.339,"of":149,"rank":8,"trend":"rising"}}