{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"sulphur-dioxide-and-coal-per-unit-of-gdp","source":"Statizoid (derived)","source_url":null,"title":"Sulphur dioxide and coal, per unit of GDP","unit":"units per US$ of GDP"},"observations":[{"date":"1975-01-01","value":7.8478e-06},{"date":"1976-01-01","value":7.82074e-06},{"date":"1977-01-01","value":6.41974e-06},{"date":"1978-01-01","value":5.97832e-06},{"date":"1979-01-01","value":5.86489e-06},{"date":"1980-01-01","value":5.1418e-06},{"date":"1981-01-01","value":4.6415e-06},{"date":"1982-01-01","value":4.48038e-06},{"date":"1983-01-01","value":4.78089e-06},{"date":"1984-01-01","value":5.49212e-06},{"date":"1985-01-01","value":4.83937e-06},{"date":"1986-01-01","value":4.65213e-06},{"date":"1987-01-01","value":4.35652e-06},{"date":"1988-01-01","value":4.00452e-06},{"date":"1989-01-01","value":3.87633e-06},{"date":"1990-01-01","value":4.12801e-06},{"date":"1991-01-01","value":4.4275e-06},{"date":"1992-01-01","value":3.50557e-06},{"date":"1993-01-01","value":4.30742e-06},{"date":"1994-01-01","value":3.09903e-06},{"date":"1995-01-01","value":3.01716e-06},{"date":"1996-01-01","value":2.26614e-06},{"date":"1997-01-01","value":2.81193e-06},{"date":"1998-01-01","value":3.03773e-06},{"date":"1999-01-01","value":3.73597e-06},{"date":"2000-01-01","value":3.17651e-06},{"date":"2001-01-01","value":3.50878e-06},{"date":"2002-01-01","value":4.16099e-06},{"date":"2003-01-01","value":4.33484e-06},{"date":"2004-01-01","value":3.2781e-06},{"date":"2005-01-01","value":2.79137e-06},{"date":"2006-01-01","value":2.72859e-06},{"date":"2007-01-01","value":2.08646e-06},{"date":"2008-01-01","value":2.00084e-06},{"date":"2009-01-01","value":2.3764e-06},{"date":"2010-01-01","value":1.7243e-06},{"date":"2011-01-01","value":1.20901e-06},{"date":"2012-01-01","value":1.15831e-06},{"date":"2013-01-01","value":1.15203e-06},{"date":"2014-01-01","value":1.25268e-06},{"date":"2015-01-01","value":1.34203e-06},{"date":"2016-01-01","value":1.42249e-06},{"date":"2017-01-01","value":1.22246e-06},{"date":"2018-01-01","value":1.2363e-06},{"date":"2019-01-01","value":1.18421e-06},{"date":"2020-01-01","value":1.04912e-06},{"date":"2021-01-01","value":1.03404e-06},{"date":"2022-01-01","value":9.93971e-07}],"summary":{"latest_period":"2022-01-01","latest_value":9.93971e-07,"max":7.8478e-06,"mean":3.35328e-06,"min":9.93971e-07,"of":204,"rank":88,"trend":"volatile"}}