{"country":{"iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"wb_code":"NY.GDP.COAL.RT.ZS","name":"Coal rents (% of GDP)","unit":"","category":"Economy"},"source":"World Bank Open Data — https://data.worldbank.org","license":"CC BY 4.0","series":[{"year":2002,"value":0.096063},{"year":2003,"value":0.082772},{"year":2004,"value":0.624654},{"year":2005,"value":0.326959},{"year":2006,"value":0.309202},{"year":2007,"value":0.435745},{"year":2008,"value":1.104948},{"year":2009,"value":0.321964},{"year":2010,"value":0.676778},{"year":2011,"value":0.918739},{"year":2012,"value":0.372703},{"year":2013,"value":0.159088},{"year":2014,"value":0.139417},{"year":2015,"value":0.115667},{"year":2016,"value":0.106693},{"year":2017,"value":0.144852},{"year":2018,"value":0.135711},{"year":2019,"value":0.088534},{"year":2020,"value":0.058601},{"year":2021,"value":0.126366}]}