{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"primary-income-receipts-bop-current-us-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Primary income receipts (BoP, current US$), per square kilometre","unit":"BoP, current US$ per square kilometre"},"observations":[{"date":"1971-01-01","value":367.111},{"date":"1972-01-01","value":612.818},{"date":"1973-01-01","value":337.432},{"date":"1974-01-01","value":472.814},{"date":"1975-01-01","value":512.601},{"date":"1976-01-01","value":938.328},{"date":"1977-01-01","value":971.703},{"date":"1978-01-01","value":1340.44},{"date":"1979-01-01","value":2637.9},{"date":"1980-01-01","value":4106.65},{"date":"1981-01-01","value":6216.15},{"date":"1982-01-01","value":5870.33},{"date":"1983-01-01","value":4386.67},{"date":"1984-01-01","value":4482.6},{"date":"1985-01-01","value":4087.56},{"date":"1986-01-01","value":4163.97},{"date":"1987-01-01","value":5652.68},{"date":"1988-01-01","value":8759.82},{"date":"1989-01-01","value":4996.94},{"date":"1990-01-01","value":7221.51},{"date":"1991-01-01","value":6369.04},{"date":"1992-01-01","value":5243.1},{"date":"1993-01-01","value":7087.85},{"date":"1994-01-01","value":8204.39},{"date":"2001-01-01","value":6559.64},{"date":"2002-01-01","value":8929.35},{"date":"2003-01-01","value":8668.79},{"date":"2004-01-01","value":9202.07},{"date":"2005-01-01","value":8933.56},{"date":"2006-01-01","value":11332.0},{"date":"2007-01-01","value":14286.1},{"date":"2008-01-01","value":16441.7},{"date":"2009-01-01","value":14160.7},{"date":"2010-01-01","value":12605.3},{"date":"2011-01-01","value":33900.7},{"date":"2012-01-01","value":32459.4},{"date":"2013-01-01","value":34202.2},{"date":"2014-01-01","value":31302.2},{"date":"2015-01-01","value":23209.7},{"date":"2016-01-01","value":23880.4},{"date":"2017-01-01","value":49806.1},{"date":"2018-01-01","value":52709.6},{"date":"2019-01-01","value":61241.4},{"date":"2020-01-01","value":70613.1},{"date":"2021-01-01","value":54234.3},{"date":"2022-01-01","value":53784.9},{"date":"2023-01-01","value":85194.7}],"summary":{"latest_period":"2023-01-01","latest_value":85194.7,"max":85194.7,"mean":17291.5,"min":337.432,"of":197,"rank":55,"trend":"volatile"}}