{"entity":{"iso2":"PT","iso3":"PRT","name":"Portugal","slug":"portugal"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"sulphur-dioxide-and-coal-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Sulphur dioxide and coal, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1961-01-01","value":0.786525},{"date":"1962-01-01","value":0.795787},{"date":"1963-01-01","value":0.893282},{"date":"1964-01-01","value":0.970228},{"date":"1965-01-01","value":0.993822},{"date":"1966-01-01","value":0.973484},{"date":"1967-01-01","value":1.0582},{"date":"1968-01-01","value":1.10581},{"date":"1969-01-01","value":1.0838},{"date":"1970-01-01","value":1.29809},{"date":"1971-01-01","value":1.58321},{"date":"1972-01-01","value":1.61844},{"date":"1973-01-01","value":1.78264},{"date":"1974-01-01","value":1.99063},{"date":"1975-01-01","value":1.92633},{"date":"1976-01-01","value":2.05212},{"date":"1977-01-01","value":1.9677},{"date":"1978-01-01","value":1.98235},{"date":"1979-01-01","value":2.24262},{"date":"1980-01-01","value":2.44405},{"date":"1981-01-01","value":2.62984},{"date":"1982-01-01","value":2.67617},{"date":"1983-01-01","value":2.88572},{"date":"1984-01-01","value":2.82679},{"date":"1985-01-01","value":2.53968},{"date":"1986-01-01","value":2.8512},{"date":"1987-01-01","value":2.59341},{"date":"1988-01-01","value":2.45958},{"date":"1989-01-01","value":3.83568},{"date":"1990-01-01","value":3.73304},{"date":"1991-01-01","value":3.62608},{"date":"1992-01-01","value":4.26074},{"date":"1993-01-01","value":3.59043},{"date":"1994-01-01","value":3.34149},{"date":"1995-01-01","value":3.69588},{"date":"1996-01-01","value":3.10804},{"date":"1997-01-01","value":3.21155},{"date":"1998-01-01","value":3.67854},{"date":"1999-01-01","value":3.87027},{"date":"2000-01-01","value":3.51497},{"date":"2001-01-01","value":3.23353},{"date":"2002-01-01","value":3.23777},{"date":"2003-01-01","value":2.29279},{"date":"2004-01-01","value":2.38373},{"date":"2005-01-01","value":2.35026},{"date":"2006-01-01","value":2.10482},{"date":"2007-01-01","value":2.03727},{"date":"2008-01-01","value":1.46919},{"date":"2009-01-01","value":1.09975},{"date":"2010-01-01","value":0.963161},{"date":"2011-01-01","value":0.967513},{"date":"2012-01-01","value":0.923865},{"date":"2013-01-01","value":0.883016},{"date":"2014-01-01","value":0.79779},{"date":"2015-01-01","value":0.809573},{"date":"2016-01-01","value":0.903092},{"date":"2017-01-01","value":0.918019},{"date":"2018-01-01","value":0.919747},{"date":"2019-01-01","value":0.983043},{"date":"2020-01-01","value":0.51076},{"date":"2021-01-01","value":0.532962},{"date":"2022-01-01","value":0.531042}],"summary":{"latest_period":"2022-01-01","latest_value":0.531042,"max":4.26074,"mean":2.02147,"min":0.51076,"of":207,"rank":91,"trend":"volatile"}}